664287102 has 16 divisors (see below), whose sum is σ = 1476193680. Its totient is φ = 221429016.

The previous prime is 664287083. The next prime is 664287149. The reversal of 664287102 is 201782466.

664287102 is a `hidden beast` number, since 6 + 642 + 8 + 7 + 1 + 0 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6150753 + ... + 6150860.

It is an arithmetic number, because the mean of its divisors is an integer number (92262105).

Almost surely, 2^664287102 is an apocalyptic number.

664287102 is an abundant number, since it is smaller than the sum of its proper divisors (811906578).

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

664287102 is a wasteful number, since it uses less digits than its factorization.

664287102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12301624 (or 12301618 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 664287102 is about 25773.7677106006. The cubic root of 664287102 is about 872.5398550498.

The spelling of 664287102 in words is "six hundred sixty-four million, two hundred eighty-seven thousand, one hundred two".