9525866090 has 16 divisors (see below), whose sum is σ = 18465525288. Its totient is φ = 3517242816.

The previous prime is 9525866083. The next prime is 9525866113. The reversal of 9525866090 is 906685259.

It can be written as a sum of positive squares in 4 ways, for example, as 4261347841 + 5264518249 = 65279^2 + 72557^2 .

It is a super-2 number, since 2×9525866090² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36637817 + ... + 36638076.

Almost surely, 2^9525866090 is an apocalyptic number.

9525866090 is a deficient number, since it is larger than the sum of its proper divisors (8939659198).

9525866090 is a wasteful number, since it uses less digits than its factorization.

9525866090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73275913.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The square root of 9525866090 is about 97600.5434923392. The cubic root of 9525866090 is about 2119.8322290695.

The spelling of 9525866090 in words is "nine billion, five hundred twenty-five million, eight hundred sixty-six thousand, ninety".