139447850372 has 6 divisors (see below), whose sum is σ = 244033738158. Its totient is φ = 69723925184.

The previous prime is 139447850371. The next prime is 139447850383. The reversal of 139447850372 is 273058744931.

139447850372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 138373584196 + 1074266176 = 371986^2 + 32776^2 .

It is not an unprimeable number, because it can be changed into a prime (139447850371) 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 as a sum of consecutive naturals, namely, 17430981293 + ... + 17430981300.

It is an arithmetic number, because the mean of its divisors is an integer number (40672289693).

Almost surely, 2^139447850372 is an apocalyptic number.

It is an amenable number.

139447850372 is a deficient number, since it is larger than the sum of its proper divisors (104585887786).

139447850372 is a wasteful number, since it uses less digits than its factorization.

139447850372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34861962597 (or 34861962595 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 139447850372 in words is "one hundred thirty-nine billion, four hundred forty-seven million, eight hundred fifty thousand, three hundred seventy-two".