139042089444 has 24 divisors (see below), whose sum is σ = 324564737728. Its totient is φ = 46328335200.

The previous prime is 139042089443. The next prime is 139042089469. The reversal of 139042089444 is 444980240931.

It is a junction number, because it is equal to n+sod(n) for n = 139042089393 and 139042089402.

It is not an unprimeable number, because it can be changed into a prime (139042089443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2348032 + ... + 2406519.

Almost surely, 2^139042089444 is an apocalyptic number.

It is an amenable number.

139042089444 is an abundant number, since it is smaller than the sum of its proper divisors (185522648284).

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

139042089444 is a wasteful number, since it uses less digits than its factorization.

139042089444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4756995 (or 4756993 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 139042089444 in words is "one hundred thirty-nine billion, forty-two million, eighty-nine thousand, four hundred forty-four".