306621042612 has 48 divisors (see below), whose sum is σ = 716847774720. Its totient is φ = 102007406592.

The previous prime is 306621042601. The next prime is 306621042619. The reversal of 306621042612 is 216240126603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306621042619) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13149748 + ... + 13173044.

It is an arithmetic number, because the mean of its divisors is an integer number (14934328640).

Almost surely, 2^306621042612 is an apocalyptic number.

It is an amenable number.

306621042612 is an abundant number, since it is smaller than the sum of its proper divisors (410226732108).

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

306621042612 is a wasteful number, since it uses less digits than its factorization.

306621042612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25400 (or 25398 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 306621042612 in words is "three hundred six billion, six hundred twenty-one million, forty-two thousand, six hundred twelve".