15320132552 has 16 divisors (see below), whose sum is σ = 28826755440. Its totient is φ = 7632997776.

The previous prime is 15320132551. The next prime is 15320132561. The reversal of 15320132552 is 25523102351.

It is a super-2 number, since 2×15320132552² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15320132551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3381158 + ... + 3385685.

It is an arithmetic number, because the mean of its divisors is an integer number (1801672215).

Almost surely, 2^15320132552 is an apocalyptic number.

It is an amenable number.

15320132552 is a deficient number, since it is larger than the sum of its proper divisors (13506622888).

15320132552 is a wasteful number, since it uses less digits than its factorization.

15320132552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6767132 (or 6767128 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 15320132552 in words is "fifteen billion, three hundred twenty million, one hundred thirty-two thousand, five hundred fifty-two".