8572500099 has 24 divisors (see below), whose sum is σ = 12491685024. Its totient is φ = 5664816000.

The previous prime is 8572500077. The next prime is 8572500103. The reversal of 8572500099 is 9900052758.

It is a happy number.

8572500099 is a `hidden beast` number, since 8 + 57 + 2 + 500 + 0 + 99 = 666.

It is not a de Polignac number, because 8572500099 - 2¹⁵ = 8572467331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8572500799) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 498159 + ... + 515079.

It is an arithmetic number, because the mean of its divisors is an integer number (520486876).

Almost surely, 2^8572500099 is an apocalyptic number.

8572500099 is a deficient number, since it is larger than the sum of its proper divisors (3919184925).

8572500099 is a wasteful number, since it uses less digits than its factorization.

8572500099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17419 (or 17416 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The square root of 8572500099 is about 92587.7967066935. The cubic root of 8572500099 is about 2046.6134925224.

The spelling of 8572500099 in words is "eight billion, five hundred seventy-two million, five hundred thousand, ninety-nine".