664113070 has 16 divisors (see below), whose sum is σ = 1223204400. Its totient is φ = 259467264.

The previous prime is 664113067. The next prime is 664113083. The reversal of 664113070 is 70311466.

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, 771795 + ... + 772654.

It is an arithmetic number, because the mean of its divisors is an integer number (76450275).

Almost surely, 2^664113070 is an apocalyptic number.

664113070 is a deficient number, since it is larger than the sum of its proper divisors (559091330).

664113070 is a wasteful number, since it uses less digits than its factorization.

664113070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544499.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 664113070 is about 25770.3913435555. The cubic root of 664113070 is about 872.4636514935.

The spelling of 664113070 in words is "six hundred sixty-four million, one hundred thirteen thousand, seventy".