515056001616 has 80 divisors (see below), whose sum is σ = 1592124694720. Its totient is φ = 158478768000.

The previous prime is 515056001587. The next prime is 515056001633. The reversal of 515056001616 is 616100650515.

It is a super-2 number, since 2×515056001616² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 15 ways as a sum of consecutive naturals, for example, 45850510 + ... + 45861741.

It is an arithmetic number, because the mean of its divisors is an integer number (19901558684).

Almost surely, 2^515056001616 is an apocalyptic number.

It is an amenable number.

515056001616 is an abundant number, since it is smaller than the sum of its proper divisors (1077068693104).

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

515056001616 is a wasteful number, since it uses less digits than its factorization.

515056001616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91712281 (or 91712269 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 515056001616 in words is "five hundred fifteen billion, fifty-six million, one thousand, six hundred sixteen".