53909604533964 has 48 divisors (see below), whose sum is σ = 129153703295232. Its totient is φ = 17492059902912.

The previous prime is 53909604533957. The next prime is 53909604533989. The reversal of 53909604533964 is 46933540690935.

It is a super-2 number, since 2×53909604533964² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53909604533895 and 53909604533904.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178135464 + ... + 178437839.

It is an arithmetic number, because the mean of its divisors is an integer number (2690702151984).

Almost surely, 2^{53909604533964} is an apocalyptic number.

It is an amenable number.

53909604533964 is an abundant number, since it is smaller than the sum of its proper divisors (75244098761268).

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

53909604533964 is a wasteful number, since it uses less digits than its factorization.

53909604533964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356573646 (or 356573644 counting only the distinct ones).

The product of its (nonzero) digits is 283435200, while the sum is 66.

The spelling of 53909604533964 in words is "fifty-three trillion, nine hundred nine billion, six hundred four million, five hundred thirty-three thousand, nine hundred sixty-four".