15134621514 has 32 divisors (see below), whose sum is σ = 30354561216. Its totient is φ = 5030676480.

The previous prime is 15134621497. The next prime is 15134621561. The reversal of 15134621514 is 41512643151.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3832489 + ... + 3836435.

It is an arithmetic number, because the mean of its divisors is an integer number (948580038).

Almost surely, 2^15134621514 is an apocalyptic number.

15134621514 is an abundant number, since it is smaller than the sum of its proper divisors (15219939702).

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

15134621514 is a wasteful number, since it uses less digits than its factorization.

15134621514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5590.

The product of its digits is 14400, while the sum is 33.

The spelling of 15134621514 in words is "fifteen billion, one hundred thirty-four million, six hundred twenty-one thousand, five hundred fourteen".