15013145570 has 32 divisors (see below), whose sum is σ = 28620479088. Its totient is φ = 5650587648.

The previous prime is 15013145513. The next prime is 15013145591. The reversal of 15013145570 is 7554131051.

It can be written as a sum of positive squares in 8 ways, for example, as 5342586649 + 9670558921 = 73093^2 + 98339^2 .

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, 874994 + ... + 891986.

Almost surely, 2^15013145570 is an apocalyptic number.

15013145570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15013145570 is a deficient number, since it is larger than the sum of its proper divisors (13607333518).

15013145570 is a wasteful number, since it uses less digits than its factorization.

15013145570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22214.

The product of its (nonzero) digits is 10500, while the sum is 32.

The spelling of 15013145570 in words is "fifteen billion, thirteen million, one hundred forty-five thousand, five hundred seventy".