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53067200053 = 7311991228891
BaseRepresentation
bin110001011011000011…
…010011011000110101
312001222100022002002211
4301123003103120311
51332140200400203
640213450133421
73556024520650
oct613303233065
9161870262084
1053067200053
112056206192a
12a350121271
1350093524ba
1427d5c2a897
1515a8caec6d
hexc5b0d3635

53067200053 has 16 divisors (see below), whose sum is σ = 62919270400. Its totient is φ = 43797639600.

The previous prime is 53067200047. The next prime is 53067200057. The reversal of 53067200053 is 35000276035.

53067200053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53067200053 - 229 = 52530329141 is a prime.

It is a super-2 number, since 2×530672000532 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 53067199988 and 53067200024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53067200057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 571263 + ... + 657628.

It is an arithmetic number, because the mean of its divisors is an integer number (3932454400).

Almost surely, 253067200053 is an apocalyptic number.

It is an amenable number.

53067200053 is a deficient number, since it is larger than the sum of its proper divisors (9852070347).

53067200053 is a wasteful number, since it uses less digits than its factorization.

53067200053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229128.

The product of its (nonzero) digits is 18900, while the sum is 31.

Adding to 53067200053 its reverse (35000276035), we get a palindrome (88067476088).

The spelling of 53067200053 in words is "fifty-three billion, sixty-seven million, two hundred thousand, fifty-three".

Divisors: 1 7 31 199 217 1393 6169 43183 1228891 8602237 38095621 244549309 266669347 1711845163 7581028579 53067200053