662553960 has 32 divisors (see below), whose sum is σ = 1987662240. Its totient is φ = 176681024.

The previous prime is 662553953. The next prime is 662553977. The reversal of 662553960 is 69355266.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2760522 + ... + 2760761.

It is an arithmetic number, because the mean of its divisors is an integer number (62114445).

Almost surely, 2^662553960 is an apocalyptic number.

662553960 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

662553960 is an abundant number, since it is smaller than the sum of its proper divisors (1325108280).

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

662553960 is a wasteful number, since it uses less digits than its factorization.

662553960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5521297 (or 5521293 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 42.

The square root of 662553960 is about 25740.1235428271. The cubic root of 662553960 is about 871.7803679103.

The spelling of 662553960 in words is "six hundred sixty-two million, five hundred fifty-three thousand, nine hundred sixty".