139119510819 has 16 divisors (see below), whose sum is σ = 194045047200. Its totient is φ = 88542026496.

The previous prime is 139119510811. The next prime is 139119510851. The reversal of 139119510819 is 918015911931.

It is not a de Polignac number, because 139119510819 - 2³ = 139119510811 is a prime.

It is a super-2 number, since 2×139119510819² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (139119510811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8975824 + ... + 8991309.

It is an arithmetic number, because the mean of its divisors is an integer number (12127815450).

Almost surely, 2^139119510819 is an apocalyptic number.

139119510819 is a deficient number, since it is larger than the sum of its proper divisors (54925536381).

139119510819 is a wasteful number, since it uses less digits than its factorization.

139119510819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17967254.

The product of its (nonzero) digits is 87480, while the sum is 48.

The spelling of 139119510819 in words is "one hundred thirty-nine billion, one hundred nineteen million, five hundred ten thousand, eight hundred nineteen".