139749110684 has 6 divisors (see below), whose sum is σ = 244560943704. Its totient is φ = 69874555340.

The previous prime is 139749110681. The next prime is 139749110689. The reversal of 139749110684 is 486011947931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139749110681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17468638832 + ... + 17468638839.

It is an arithmetic number, because the mean of its divisors is an integer number (40760157284).

Almost surely, 2^139749110684 is an apocalyptic number.

It is an amenable number.

139749110684 is a deficient number, since it is larger than the sum of its proper divisors (104811833020).

139749110684 is a wasteful number, since it uses less digits than its factorization.

139749110684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34937277675 (or 34937277673 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 139749110684 in words is "one hundred thirty-nine billion, seven hundred forty-nine million, one hundred ten thousand, six hundred eighty-four".