53161264064 has 28 divisors (see below), whose sum is σ = 105500119200. Its totient is φ = 26578556928.

The previous prime is 53161264027. The next prime is 53161264087. The reversal of 53161264064 is 46046216135.

It is a super-2 number, since 2×53161264064² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100777 + ... + 1148055.

It is an arithmetic number, because the mean of its divisors is an integer number (3767861400).

Almost surely, 2^53161264064 is an apocalyptic number.

It is an amenable number.

53161264064 is a deficient number, since it is larger than the sum of its proper divisors (52338855136).

53161264064 is a wasteful number, since it uses less digits than its factorization.

53161264064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64860 (or 64850 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 53161264064 in words is "fifty-three billion, one hundred sixty-one million, two hundred sixty-four thousand, sixty-four".