660471496 has 32 divisors (see below), whose sum is σ = 1297347840. Its totient is φ = 314626048.

The previous prime is 660471479. The next prime is 660471533. The reversal of 660471496 is 694174066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40305 + ... + 54271.

It is an arithmetic number, because the mean of its divisors is an integer number (40542120).

Almost surely, 2^660471496 is an apocalyptic number.

It is an amenable number.

660471496 is a deficient number, since it is larger than the sum of its proper divisors (636876344).

660471496 is a wasteful number, since it uses less digits than its factorization.

660471496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14253 (or 14249 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 660471496 is about 25699.6399974786. The cubic root of 660471496 is about 870.8660491228.

The spelling of 660471496 in words is "six hundred sixty million, four hundred seventy-one thousand, four hundred ninety-six".