52561515002 has 16 divisors (see below), whose sum is σ = 83278263552. Its totient is φ = 24841524960.

The previous prime is 52561514981. The next prime is 52561515031. The reversal of 52561515002 is 20051516525.

It is a self number, because there is not a number n which added to its sum of digits gives 52561515002.

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, 9855083 + ... + 9860414.

It is an arithmetic number, because the mean of its divisors is an integer number (5204891472).

Almost surely, 2^52561515002 is an apocalyptic number.

52561515002 is a deficient number, since it is larger than the sum of its proper divisors (30716748550).

52561515002 is a wasteful number, since it uses less digits than its factorization.

52561515002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19715573.

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 52561515002 in words is "fifty-two billion, five hundred sixty-one million, five hundred fifteen thousand, two".