8773015664 has 30 divisors (see below), whose sum is σ = 19772857224. Its totient is φ = 3759863520.

The previous prime is 8773015661. The next prime is 8773015777. The reversal of 8773015664 is 4665103778.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8773015661) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5594252 + ... + 5595819.

Almost surely, 2^8773015664 is an apocalyptic number.

It is an amenable number.

8773015664 is an abundant number, since it is smaller than the sum of its proper divisors (10999841560).

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

8773015664 is a wasteful number, since it uses less digits than its factorization.

8773015664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11190093 (or 11190080 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 8773015664 is about 93664.3777751179. The cubic root of 8773015664 is about 2062.4478131834.

The spelling of 8773015664 in words is "eight billion, seven hundred seventy-three million, fifteen thousand, six hundred sixty-four".