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53922657853 = 78768516719
BaseRepresentation
bin110010001110000010…
…100111011000111101
312011011221222211121001
4302032002213120331
51340413200022403
640434405410301
73616153013011
oct621602473075
9164157884531
1053922657853
1120960a30a49
12a54a709991
135114651a4c
1428776b0541
151608e3dc1d
hexc8e0a763d

53922657853 has 4 divisors (see below), whose sum is σ = 53991175360. Its totient is φ = 53854140348.

The previous prime is 53922657851. The next prime is 53922657869. The reversal of 53922657853 is 35875622935.

It is a happy number.

53922657853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53922657853 - 21 = 53922657851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53922657794 and 53922657803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53922657851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34257573 + ... + 34259146.

It is an arithmetic number, because the mean of its divisors is an integer number (13497793840).

Almost surely, 253922657853 is an apocalyptic number.

It is an amenable number.

53922657853 is a deficient number, since it is larger than the sum of its proper divisors (68517507).

53922657853 is an equidigital number, since it uses as much as digits as its factorization.

53922657853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68517506.

The product of its digits is 13608000, while the sum is 55.

The spelling of 53922657853 in words is "fifty-three billion, nine hundred twenty-two million, six hundred fifty-seven thousand, eight hundred fifty-three".

Divisors: 1 787 68516719 53922657853