139564074561912 has 384 divisors, whose sum is σ = 523876886507520. Its totient is φ = 32382498816000.

The previous prime is 139564074561859. The next prime is 139564074561913. The reversal of 139564074561912 is 219165470465931.

139564074561912 is a `hidden beast` number, since 1 + 3 + 9 + 5 + 6 + 4 + 0 + 7 + 4 + 5 + 619 + 1 + 2 = 666.

139564074561912 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 139564074561912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139564074561913) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28998889 + ... + 33467352.

It is an arithmetic number, because the mean of its divisors is an integer number (1364262725280).

Almost surely, 2^{139564074561912} is an apocalyptic number.

139564074561912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

139564074561912 is an abundant number, since it is smaller than the sum of its proper divisors (384312811945608).

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

139564074561912 is a wasteful number, since it uses less digits than its factorization.

139564074561912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62466315 (or 62466308 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 63.

The spelling of 139564074561912 in words is "one hundred thirty-nine trillion, five hundred sixty-four billion, seventy-four million, five hundred sixty-one thousand, nine hundred twelve".