15552740647132 has 24 divisors (see below), whose sum is σ = 29311071350400. Its totient is φ = 7178154426816.

The previous prime is 15552740647127. The next prime is 15552740647163. The reversal of 15552740647132 is 23174604725551.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 15552740647132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13135494 + ... + 14270482.

It is an arithmetic number, because the mean of its divisors is an integer number (1221294639600).

Almost surely, 2^{15552740647132} is an apocalyptic number.

It is an amenable number.

15552740647132 is a deficient number, since it is larger than the sum of its proper divisors (13758330703268).

15552740647132 is a wasteful number, since it uses less digits than its factorization.

15552740647132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398525 (or 1398523 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 15552740647132 in words is "fifteen trillion, five hundred fifty-two billion, seven hundred forty million, six hundred forty-seven thousand, one hundred thirty-two".