15612015052 has 6 divisors (see below), whose sum is σ = 27321026348. Its totient is φ = 7806007524.

The previous prime is 15612015047. The next prime is 15612015077. The reversal of 15612015052 is 25051021651.

It is a self number, because there is not a number n which added to its sum of digits gives 15612015052.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1951501878 + ... + 1951501885.

Almost surely, 2^15612015052 is an apocalyptic number.

It is an amenable number.

15612015052 is a deficient number, since it is larger than the sum of its proper divisors (11709011296).

15612015052 is a wasteful number, since it uses less digits than its factorization.

15612015052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3903003767 (or 3903003765 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 15612015052 in words is "fifteen billion, six hundred twelve million, fifteen thousand, fifty-two".