15053688994 has 8 divisors (see below), whose sum is σ = 22581501228. Its totient is φ = 7526521920.

The previous prime is 15053688973. The next prime is 15053689043. The reversal of 15053688994 is 49988635051.

It can be written as a sum of positive squares in 2 ways, for example, as 14960469969 + 93219025 = 122313^2 + 9655^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×15053688994² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97987 + ... + 199270.

Almost surely, 2^15053688994 is an apocalyptic number.

15053688994 is a deficient number, since it is larger than the sum of its proper divisors (7527812234).

15053688994 is a wasteful number, since it uses less digits than its factorization.

15053688994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322580.

The product of its (nonzero) digits is 9331200, while the sum is 58.

The spelling of 15053688994 in words is "fifteen billion, fifty-three million, six hundred eighty-eight thousand, nine hundred ninety-four".