53104891920 has 40 divisors (see below), whose sum is σ = 164625165696. Its totient is φ = 14161304448.

The previous prime is 53104891919. The next prime is 53104891921. The reversal of 53104891920 is 2919840135.

It is an interprime number because it is at equal distance from previous prime (53104891919) and next prime (53104891921).

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (53104891921) 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, 110634952 + ... + 110635431.

Almost surely, 2^53104891920 is an apocalyptic number.

It is an amenable number.

53104891920 is an abundant number, since it is smaller than the sum of its proper divisors (111520273776).

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

53104891920 is a wasteful number, since it uses less digits than its factorization.

53104891920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221270399 (or 221270393 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 53104891920 in words is "fifty-three billion, one hundred four million, eight hundred ninety-one thousand, nine hundred twenty".