612339521022 has 48 divisors (see below), whose sum is σ = 1328012532288. Its totient is φ = 203916847680.

The previous prime is 612339521021. The next prime is 612339521033. The reversal of 612339521022 is 220125933216.

612339521022 is a `hidden beast` number, since 6 + 123 + 3 + 9 + 521 + 0 + 2 + 2 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612339521021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152283372 + ... + 152287392.

It is an arithmetic number, because the mean of its divisors is an integer number (27666927756).

Almost surely, 2^612339521022 is an apocalyptic number.

612339521022 is an abundant number, since it is smaller than the sum of its proper divisors (715673011266).

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

612339521022 is a wasteful number, since it uses less digits than its factorization.

612339521022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10065 (or 10062 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 612339521022 in words is "six hundred twelve billion, three hundred thirty-nine million, five hundred twenty-one thousand, twenty-two".