15132554450 has 96 divisors (see below), whose sum is σ = 31704970752. Its totient is φ = 5331744000.

The previous prime is 15132554441. The next prime is 15132554509. The reversal of 15132554450 is 5445523151.

It is a self number, because there is not a number n which added to its sum of digits gives 15132554450.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8087015 + ... + 8088885.

It is an arithmetic number, because the mean of its divisors is an integer number (330260112).

Almost surely, 2^15132554450 is an apocalyptic number.

15132554450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15132554450 is an abundant number, since it is smaller than the sum of its proper divisors (16572416302).

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

15132554450 is a wasteful number, since it uses less digits than its factorization.

15132554450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460 (or 2455 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 15132554450 in words is "fifteen billion, one hundred thirty-two million, five hundred fifty-four thousand, four hundred fifty".