8915960728 has 8 divisors (see below), whose sum is σ = 16717426380. Its totient is φ = 4457980360.

The previous prime is 8915960719. The next prime is 8915960749. The reversal of 8915960728 is 8270695198.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557247538 + ... + 557247553.

Almost surely, 2^8915960728 is an apocalyptic number.

It is an amenable number.

8915960728 is a deficient number, since it is larger than the sum of its proper divisors (7801465652).

8915960728 is a wasteful number, since it uses less digits than its factorization.

8915960728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114495097 (or 1114495093 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 55.

The square root of 8915960728 is about 94424.3651183316. The cubic root of 8915960728 is about 2073.5891684548.

The spelling of 8915960728 in words is "eight billion, nine hundred fifteen million, nine hundred sixty thousand, seven hundred twenty-eight".