652815071090 has 64 divisors (see below), whose sum is σ = 1485324013824. Its totient is φ = 201021274368.

The previous prime is 652815071089. The next prime is 652815071113. The reversal of 652815071090 is 90170518256.

It is a Curzon 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, 9660644 + ... + 9727983.

It is an arithmetic number, because the mean of its divisors is an integer number (23208187716).

Almost surely, 2^652815071090 is an apocalyptic number.

652815071090 is an abundant number, since it is smaller than the sum of its proper divisors (832508942734).

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

652815071090 is a wasteful number, since it uses less digits than its factorization.

652815071090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19388691.

The product of its (nonzero) digits is 151200, while the sum is 44.

The spelling of 652815071090 in words is "six hundred fifty-two billion, eight hundred fifteen million, seventy-one thousand, ninety".