465172848564 has 12 divisors (see below), whose sum is σ = 1085403313344. Its totient is φ = 155057616184.

The previous prime is 465172848527. The next prime is 465172848599. The reversal of 465172848564 is 465848271564.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×465172848564² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 465172848498 and 465172848507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19382202012 + ... + 19382202035.

It is an arithmetic number, because the mean of its divisors is an integer number (90450276112).

Almost surely, 2^465172848564 is an apocalyptic number.

It is an amenable number.

465172848564 is an abundant number, since it is smaller than the sum of its proper divisors (620230464780).

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

465172848564 is a wasteful number, since it uses less digits than its factorization.

465172848564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38764404054 (or 38764404052 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 60.

The spelling of 465172848564 in words is "four hundred sixty-five billion, one hundred seventy-two million, eight hundred forty-eight thousand, five hundred sixty-four".