15156600550 has 96 divisors (see below), whose sum is σ = 34811771904. Its totient is φ = 4780944000.

The previous prime is 15156600533. The next prime is 15156600553. The reversal of 15156600550 is 5500665151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15156600553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1409695 + ... + 1420405.

It is an arithmetic number, because the mean of its divisors is an integer number (362622624).

Almost surely, 2^15156600550 is an apocalyptic number.

15156600550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15156600550 is an abundant number, since it is smaller than the sum of its proper divisors (19655171354).

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

15156600550 is a wasteful number, since it uses less digits than its factorization.

15156600550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11054 (or 11049 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 15156600550 in words is "fifteen billion, one hundred fifty-six million, six hundred thousand, five hundred fifty".