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53405418101 = 719401544497
BaseRepresentation
bin110001101111001101…
…100000001001110101
312002211220201100001012
4301233031200021311
51333333241334401
640311211242005
73600302364260
oct615715401165
9162756640035
1053405418101
1120715a6a082
12a425449305
135061441a19
142828b0bcd7
1515c881c8bb
hexc6f360275

53405418101 has 8 divisors (see below), whose sum is σ = 64247119680. Its totient is φ = 43366805568.

The previous prime is 53405418091. The next prime is 53405418119. The reversal of 53405418101 is 10181450435.

53405418101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53405418101 - 234 = 36225548917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53405418151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200772116 + ... + 200772381.

It is an arithmetic number, because the mean of its divisors is an integer number (8030889960).

Almost surely, 253405418101 is an apocalyptic number.

It is an amenable number.

53405418101 is a deficient number, since it is larger than the sum of its proper divisors (10841701579).

53405418101 is a wasteful number, since it uses less digits than its factorization.

53405418101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401544523.

The product of its (nonzero) digits is 9600, while the sum is 32.

Adding to 53405418101 its reverse (10181450435), we get a palindrome (63586868536).

The spelling of 53405418101 in words is "fifty-three billion, four hundred five million, four hundred eighteen thousand, one hundred one".

Divisors: 1 7 19 133 401544497 2810811479 7629345443 53405418101