660015150 has 24 divisors (see below), whose sum is σ = 1636837944. Its totient is φ = 176004000.

The previous prime is 660015149. The next prime is 660015163. The reversal of 660015150 is 51510066.

It is a self number, because there is not a number n which added to its sum of digits gives 660015150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2199901 + ... + 2200200.

It is an arithmetic number, because the mean of its divisors is an integer number (68201581).

Almost surely, 2^660015150 is an apocalyptic number.

660015150 is an abundant number, since it is smaller than the sum of its proper divisors (976822794).

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

660015150 is a wasteful number, since it uses less digits than its factorization.

660015150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400116 (or 4400111 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 660015150 is about 25690.7600121133. The cubic root of 660015150 is about 870.6654309252.

The spelling of 660015150 in words is "six hundred sixty million, fifteen thousand, one hundred fifty".