46511811564 has 72 divisors (see below), whose sum is σ = 112035132720. Its totient is φ = 15016802304.

The previous prime is 46511811557. The next prime is 46511811649.

46511811564 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×46511811564² (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 23 ways as a sum of consecutive naturals, for example, 2562232 + ... + 2580320.

It is an arithmetic number, because the mean of its divisors is an integer number (1556043510).

Almost surely, 2^46511811564 is an apocalyptic number.

It is an amenable number.

46511811564 is an abundant number, since it is smaller than the sum of its proper divisors (65523321156).

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

46511811564 is a wasteful number, since it uses less digits than its factorization.

46511811564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18287 (or 18238 counting only the distinct ones).

The product of its digits is 115200, while the sum is 42.

The spelling of 46511811564 in words is "forty-six billion, five hundred eleven million, eight hundred eleven thousand, five hundred sixty-four".