15134525512 has 8 divisors (see below), whose sum is σ = 28377235350. Its totient is φ = 7567262752.

The previous prime is 15134525477. The next prime is 15134525533. The reversal of 15134525512 is 21552543151.

It can be written as a sum of positive squares in only one way, i.e., 9499621156 + 5634904356 = 97466^2 + 75066^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 945907837 + ... + 945907852.

Almost surely, 2^15134525512 is an apocalyptic number.

It is an amenable number.

15134525512 is a deficient number, since it is larger than the sum of its proper divisors (13242709838).

15134525512 is a wasteful number, since it uses less digits than its factorization.

15134525512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891815695 (or 1891815691 counting only the distinct ones).

The product of its digits is 30000, while the sum is 34.

The spelling of 15134525512 in words is "fifteen billion, one hundred thirty-four million, five hundred twenty-five thousand, five hundred twelve".