306540613212432 has 40 divisors (see below), whose sum is σ = 791928366048960. Its totient is φ = 102176103511680.

The previous prime is 306540613212377. The next prime is 306540613212439. The reversal of 306540613212432 is 234212316045603.

It is not an unprimeable number, because it can be changed into a prime (306540613212439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126944319 + ... + 129336542.

It is an arithmetic number, because the mean of its divisors is an integer number (19798209151224).

Almost surely, 2^{306540613212432} is an apocalyptic number.

It is an amenable number.

306540613212432 is an abundant number, since it is smaller than the sum of its proper divisors (485387752836528).

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

306540613212432 is a wasteful number, since it uses less digits than its factorization.

306540613212432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256305791 (or 256305785 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 306540613212432 in words is "three hundred six trillion, five hundred forty billion, six hundred thirteen million, two hundred twelve thousand, four hundred thirty-two".