664653110 has 32 divisors (see below), whose sum is σ = 1308910752. Its totient is φ = 240993280.

The previous prime is 664653109. The next prime is 664653137. The reversal of 664653110 is 11356466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30272 + ... + 47388.

It is an arithmetic number, because the mean of its divisors is an integer number (40903461).

Almost surely, 2^664653110 is an apocalyptic number.

664653110 is a deficient number, since it is larger than the sum of its proper divisors (644257642).

664653110 is a wasteful number, since it uses less digits than its factorization.

664653110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17488.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 664653110 is about 25780.8671304904. The cubic root of 664653110 is about 872.7000758998.

The spelling of 664653110 in words is "six hundred sixty-four million, six hundred fifty-three thousand, one hundred ten".