2326212516564 has 30 divisors (see below), whose sum is σ = 6081179017914. Its totient is φ = 775404172080.

The previous prime is 2326212516521. The next prime is 2326212516577. The reversal of 2326212516564 is 4656152126232.

2326212516564 is a `hidden beast` number, since 2 + 3 + 2 + 62 + 1 + 25 + 1 + 6 + 564 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1257780194064 + 1068432322500 = 1121508^2 + 1033650^2 .

It is a super-2 number, since 2×2326212516564² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3589833807 + ... + 3589834454.

Almost surely, 2^{2326212516564} is an apocalyptic number.

It is an amenable number.

2326212516564 is an abundant number, since it is smaller than the sum of its proper divisors (3754966501350).

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

2326212516564 is a wasteful number, since it uses less digits than its factorization.

2326212516564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7179668277 (or 7179668266 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 2326212516564 in words is "two trillion, three hundred twenty-six billion, two hundred twelve million, five hundred sixteen thousand, five hundred sixty-four".