13139194048 has 28 divisors (see below), whose sum is σ = 26403137440. Its totient is φ = 6486435072.

The previous prime is 13139194037. The next prime is 13139194049. The reversal of 13139194048 is 84049193131.

It is a junction number, because it is equal to n+sod(n) for n = 13139193995 and 13139194013.

It is not an unprimeable number, because it can be changed into a prime (13139194049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1294311 + ... + 1304422.

Almost surely, 2^13139194048 is an apocalyptic number.

It is an amenable number.

13139194048 is an abundant number, since it is smaller than the sum of its proper divisors (13263943392).

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

13139194048 is an equidigital number, since it uses as much as digits as its factorization.

13139194048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598824 (or 2598814 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 13139194048 in words is "thirteen billion, one hundred thirty-nine million, one hundred ninety-four thousand, forty-eight".