944087664 has 40 divisors (see below), whose sum is σ = 2626502032. Its totient is φ = 290488320.

The previous prime is 944087657. The next prime is 944087719. The reversal of 944087664 is 466780449.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 755857 + ... + 757104.

Almost surely, 2^944087664 is an apocalyptic number.

It is an amenable number.

944087664 is an abundant number, since it is smaller than the sum of its proper divisors (1682414368).

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

944087664 is a wasteful number, since it uses less digits than its factorization.

944087664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512985 (or 1512979 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The square root of 944087664 is about 30726.0095684422. The cubic root of 944087664 is about 981.0039912095.

The spelling of 944087664 in words is "nine hundred forty-four million, eighty-seven thousand, six hundred sixty-four".