8928726545 has 16 divisors (see below), whose sum is σ = 10905269760. Its totient is φ = 7016702784.

The previous prime is 8928726493. The next prime is 8928726557. The reversal of 8928726545 is 5456278298.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 8928726545 - 2²² = 8924532241 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20444 + ... + 135186.

It is an arithmetic number, because the mean of its divisors is an integer number (681579360).

Almost surely, 2^8928726545 is an apocalyptic number.

It is an amenable number.

8928726545 is a deficient number, since it is larger than the sum of its proper divisors (1976543215).

8928726545 is a wasteful number, since it uses less digits than its factorization.

8928726545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115024.

The product of its digits is 9676800, while the sum is 56.

The square root of 8928726545 is about 94491.9390477304. The cubic root of 8928726545 is about 2074.5783471873.

The spelling of 8928726545 in words is "eight billion, nine hundred twenty-eight million, seven hundred twenty-six thousand, five hundred forty-five".