523029811264 has 21 divisors (see below), whose sum is σ = 1037898762781. Its totient is φ = 261512012800.

The previous prime is 523029811259. The next prime is 523029811277. The reversal of 523029811264 is 462118920325.

The square root of 523029811264 is 723208.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 128444825664 + 394584985600 = 358392^2 + 628160^2 .

It is a super-2 number, since 2×523029811264² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 523029811264.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5740464 + ... + 5830864.

Almost surely, 2^523029811264 is an apocalyptic number.

523029811264 is the 723208-th square number.

It is an amenable number.

523029811264 is a deficient number, since it is larger than the sum of its proper divisors (514868951517).

523029811264 is an frugal number, since it uses more digits than its factorization.

523029811264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180814 (or 90403 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 523029811264 in words is "five hundred twenty-three billion, twenty-nine million, eight hundred eleven thousand, two hundred sixty-four".