139740615744 has 56 divisors (see below), whose sum is σ = 375248777568. Its totient is φ = 45884974080.

The previous prime is 139740615737. The next prime is 139740615779. The reversal of 139740615744 is 447516047931.

139740615744 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5418597 + ... + 5444324.

It is an arithmetic number, because the mean of its divisors is an integer number (6700871028).

Almost surely, 2^139740615744 is an apocalyptic number.

It is an amenable number.

139740615744 is an abundant number, since it is smaller than the sum of its proper divisors (235508161824).

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

139740615744 is a wasteful number, since it uses less digits than its factorization.

139740615744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10863003 (or 10862993 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 139740615744 in words is "one hundred thirty-nine billion, seven hundred forty million, six hundred fifteen thousand, seven hundred forty-four".