15560001660552 has 32 divisors (see below), whose sum is σ = 38921065444800. Its totient is φ = 5183859047744.

The previous prime is 15560001660517. The next prime is 15560001660557. The reversal of 15560001660552 is 25506610006551.

It is a super-2 number, since 2×15560001660552² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15560001660557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175465527 + ... + 175554182.

It is an arithmetic number, because the mean of its divisors is an integer number (1216283295150).

Almost surely, 2^{15560001660552} is an apocalyptic number.

15560001660552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15560001660552 is an abundant number, since it is smaller than the sum of its proper divisors (23361063784248).

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

15560001660552 is a wasteful number, since it uses less digits than its factorization.

15560001660552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351021565 (or 351021561 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 15560001660552 in words is "fifteen trillion, five hundred sixty billion, one million, six hundred sixty thousand, five hundred fifty-two".