139123407216 has 40 divisors (see below), whose sum is σ = 375028318080. Its totient is φ = 44358187456.

The previous prime is 139123407179. The next prime is 139123407221. The reversal of 139123407216 is 612704321931.

It is a congruent number.

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, 63007686 + ... + 63009893.

It is an arithmetic number, because the mean of its divisors is an integer number (9375707952).

Almost surely, 2^139123407216 is an apocalyptic number.

139123407216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

139123407216 is an abundant number, since it is smaller than the sum of its proper divisors (235904910864).

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

139123407216 is a wasteful number, since it uses less digits than its factorization.

139123407216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126017613 (or 126017607 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 139123407216 in words is "one hundred thirty-nine billion, one hundred twenty-three million, four hundred seven thousand, two hundred sixteen".