15050055551556 has 48 divisors (see below), whose sum is σ = 38572224768000. Its totient is φ = 4546012201632.

The previous prime is 15050055551497. The next prime is 15050055551561. The reversal of 15050055551556 is 65515555005051.

It is a super-2 number, since 2×15050055551556² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1434973356 + ... + 1434983843.

It is an arithmetic number, because the mean of its divisors is an integer number (803588016000).

Almost surely, 2^{15050055551556} is an apocalyptic number.

It is an amenable number.

15050055551556 is an abundant number, since it is smaller than the sum of its proper divisors (23522169216444).

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

15050055551556 is a wasteful number, since it uses less digits than its factorization.

15050055551556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2869957248 (or 2869957246 counting only the distinct ones).

The product of its (nonzero) digits is 2343750, while the sum is 48.

The spelling of 15050055551556 in words is "fifteen trillion, fifty billion, fifty-five million, five hundred fifty-one thousand, five hundred fifty-six".