53926853868 has 60 divisors (see below), whose sum is σ = 141000069672. Its totient is φ = 17972478720.

The previous prime is 53926853833. The next prime is 53926853881. The reversal of 53926853868 is 86835862935.

53926853868 is a `hidden beast` number, since 5 + 3 + 92 + 6 + 8 + 538 + 6 + 8 = 666.

It is a super-2 number, since 2×53926853868² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2529871 + ... + 2551097.

Almost surely, 2^53926853868 is an apocalyptic number.

It is an amenable number.

53926853868 is an abundant number, since it is smaller than the sum of its proper divisors (87073215804).

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

53926853868 is a wasteful number, since it uses less digits than its factorization.

53926853868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29084 (or 29073 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 63.

The spelling of 53926853868 in words is "fifty-three billion, nine hundred twenty-six million, eight hundred fifty-three thousand, eight hundred sixty-eight".