53692856640 has 224 divisors, whose sum is σ = 192245650560. Its totient is φ = 14104240128.

The previous prime is 53692856639. The next prime is 53692856641. The reversal of 53692856640 is 4665829635.

53692856640 is a `hidden beast` number, since 5 + 36 + 9 + 2 + 8 + 566 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (53692856639) and next prime (53692856641).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53692856641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532504 + ... + 625256.

Almost surely, 2^53692856640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53692856640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96122825280).

53692856640 is an abundant number, since it is smaller than the sum of its proper divisors (138552793920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53692856640 is a wasteful number, since it uses less digits than its factorization.

53692856640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92846 (or 92830 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 53692856640 in words is "fifty-three billion, six hundred ninety-two million, eight hundred fifty-six thousand, six hundred forty".