320612615442102 has 64 divisors (see below), whose sum is σ = 663519703161600. Its totient is φ = 103157167344000.

The previous prime is 320612615441999. The next prime is 320612615442169. The reversal of 320612615442102 is 201244516216023.

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, 13220581477 + ... + 13220605727.

It is an arithmetic number, because the mean of its divisors is an integer number (10367495361900).

Almost surely, 2^{320612615442102} is an apocalyptic number.

320612615442102 is an abundant number, since it is smaller than the sum of its proper divisors (342907087719498).

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

320612615442102 is a wasteful number, since it uses less digits than its factorization.

320612615442102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42141.

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 320612615442102 in words is "three hundred twenty trillion, six hundred twelve billion, six hundred fifteen million, four hundred forty-two thousand, one hundred two".