660325350 has 24 divisors (see below), whose sum is σ = 1637607240. Its totient is φ = 176086720.

The previous prime is 660325349. The next prime is 660325381. The reversal of 660325350 is 53523066.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 2200935 + ... + 2201234.

It is an arithmetic number, because the mean of its divisors is an integer number (68233635).

Almost surely, 2^660325350 is an apocalyptic number.

660325350 is an abundant number, since it is smaller than the sum of its proper divisors (977281890).

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

660325350 is a wasteful number, since it uses less digits than its factorization.

660325350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402184 (or 4402179 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 660325350 is about 25696.7964929483. The cubic root of 660325350 is about 870.8018106815.

It can be divided in two parts, 660325 and 350, that added together give a triangular number (660675 = T₁₁₄₉).

The spelling of 660325350 in words is "six hundred sixty million, three hundred twenty-five thousand, three hundred fifty".