8966757172 has 24 divisors (see below), whose sum is σ = 16520752640. Its totient is φ = 4246629120.

The previous prime is 8966757157. The next prime is 8966757179. The reversal of 8966757172 is 2717576698.

It is a super-2 number, since 2×8966757172² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8966757179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804397 + ... + 815467.

Almost surely, 2^8966757172 is an apocalyptic number.

It is an amenable number.

8966757172 is a deficient number, since it is larger than the sum of its proper divisors (7553995468).

8966757172 is a wasteful number, since it uses less digits than its factorization.

8966757172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21751 (or 21749 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 58.

The square root of 8966757172 is about 94692.9626318662. The cubic root of 8966757172 is about 2077.5196312060.

The spelling of 8966757172 in words is "eight billion, nine hundred sixty-six million, seven hundred fifty-seven thousand, one hundred seventy-two".