15139759696 has 10 divisors (see below), whose sum is σ = 29333284442. Its totient is φ = 7569879840.

The previous prime is 15139759681. The next prime is 15139759697. The reversal of 15139759696 is 69695793151.

It can be written as a sum of positive squares in only one way, i.e., 14491344400 + 648415296 = 120380^2 + 25464^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15139759697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473117475 + ... + 473117506.

Almost surely, 2^15139759696 is an apocalyptic number.

15139759696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15139759696 is a deficient number, since it is larger than the sum of its proper divisors (14193524746).

15139759696 is an equidigital number, since it uses as much as digits as its factorization.

15139759696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946234989 (or 946234983 counting only the distinct ones).

The product of its digits is 13778100, while the sum is 61.

The spelling of 15139759696 in words is "fifteen billion, one hundred thirty-nine million, seven hundred fifty-nine thousand, six hundred ninety-six".