517462064672 has 48 divisors (see below), whose sum is σ = 1191366171072. Its totient is φ = 216612023040.

The previous prime is 517462064653. The next prime is 517462064753. The reversal of 517462064672 is 276460264715.

It is a super-2 number, since 2×517462064672² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 517462064672.

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 7 ways as a sum of consecutive naturals, for example, 26851979 + ... + 26871242.

It is an arithmetic number, because the mean of its divisors is an integer number (24820128564).

Almost surely, 2^517462064672 is an apocalyptic number.

It is an amenable number.

517462064672 is an abundant number, since it is smaller than the sum of its proper divisors (673904106400).

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

517462064672 is a wasteful number, since it uses less digits than its factorization.

517462064672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53723281 (or 53723273 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 517462064672 in words is "five hundred seventeen billion, four hundred sixty-two million, sixty-four thousand, six hundred seventy-two".