9157730564 has 12 divisors (see below), whose sum is σ = 16030434000. Its totient is φ = 4577606568.

The previous prime is 9157730551. The next prime is 9157730579. The reversal of 9157730564 is 4650377519.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298214 + ... + 327485.

It is an arithmetic number, because the mean of its divisors is an integer number (1335869500).

Almost surely, 2^9157730564 is an apocalyptic number.

It is an amenable number.

9157730564 is a deficient number, since it is larger than the sum of its proper divisors (6872703436).

9157730564 is a wasteful number, since it uses less digits than its factorization.

9157730564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629362 (or 629360 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 47.

The square root of 9157730564 is about 95696.0321225494. The cubic root of 9157730564 is about 2092.1651032217.

The spelling of 9157730564 in words is "nine billion, one hundred fifty-seven million, seven hundred thirty thousand, five hundred sixty-four".