15382856552 has 48 divisors (see below), whose sum is σ = 33777202500. Its totient is φ = 6548381952.

The previous prime is 15382856519. The next prime is 15382856579. The reversal of 15382856552 is 25565828351.

15382856552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15209302276 + 173554276 = 123326^2 + 13174^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 15382856552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73277 + ... + 190092.

Almost surely, 2^15382856552 is an apocalyptic number.

It is an amenable number.

15382856552 is an abundant number, since it is smaller than the sum of its proper divisors (18394345948).

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

15382856552 is a wasteful number, since it uses less digits than its factorization.

15382856552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263538 (or 263527 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 50.

The spelling of 15382856552 in words is "fifteen billion, three hundred eighty-two million, eight hundred fifty-six thousand, five hundred fifty-two".