139225040972 has 12 divisors (see below), whose sum is σ = 243773639760. Its totient is φ = 69575429616.

The previous prime is 139225040953. The next prime is 139225041013. The reversal of 139225040972 is 279040522931.

It is a super-2 number, since 2×139225040972² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9264272 + ... + 9279287.

It is an arithmetic number, because the mean of its divisors is an integer number (20314469980).

Almost surely, 2^139225040972 is an apocalyptic number.

It is an amenable number.

139225040972 is a deficient number, since it is larger than the sum of its proper divisors (104548598788).

139225040972 is a wasteful number, since it uses less digits than its factorization.

139225040972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18545440 (or 18545438 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 139225040972 in words is "one hundred thirty-nine billion, two hundred twenty-five million, forty thousand, nine hundred seventy-two".