307660664 has 16 divisors (see below), whose sum is σ = 578747400. Its totient is φ = 153328032.

The previous prime is 307660663. The next prime is 307660669. The reversal of 307660664 is 466066703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (307660663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60179 + ... + 65090.

Almost surely, 2^307660664 is an apocalyptic number.

It is an amenable number.

307660664 is a deficient number, since it is larger than the sum of its proper divisors (271086736).

307660664 is a wasteful number, since it uses less digits than its factorization.

307660664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125582 (or 125578 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 307660664 is about 17540.2583789407. The cubic root of 307660664 is about 675.0832372889.

The spelling of 307660664 in words is "three hundred seven million, six hundred sixty thousand, six hundred sixty-four".