516253867590 has 64 divisors (see below), whose sum is σ = 1292991538176. Its totient is φ = 131670709632.

The previous prime is 516253867589. The next prime is 516253867681. The reversal of 516253867590 is 95768352615.

It is a self number, because there is not a number n which added to its sum of digits gives 516253867590.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10295319 + ... + 10345341.

It is an arithmetic number, because the mean of its divisors is an integer number (20202992784).

Almost surely, 2^516253867590 is an apocalyptic number.

516253867590 is an abundant number, since it is smaller than the sum of its proper divisors (776737670586).

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

516253867590 is a wasteful number, since it uses less digits than its factorization.

516253867590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65013.

The product of its (nonzero) digits is 13608000, while the sum is 57.

The spelling of 516253867590 in words is "five hundred sixteen billion, two hundred fifty-three million, eight hundred sixty-seven thousand, five hundred ninety".