90528452166 has 32 divisors (see below), whose sum is σ = 182632919040. Its totient is φ = 29913873696.

The previous prime is 90528452153. The next prime is 90528452221. The reversal of 90528452166 is 66125482509.

It is a congruent number.

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, 888165 + ... + 984831.

It is an arithmetic number, because the mean of its divisors is an integer number (5707278720).

Almost surely, 2^90528452166 is an apocalyptic number.

90528452166 is an abundant number, since it is smaller than the sum of its proper divisors (92104466874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90528452166 is a wasteful number, since it uses less digits than its factorization.

90528452166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98028.

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 90528452166 in words is "ninety billion, five hundred twenty-eight million, four hundred fifty-two thousand, one hundred sixty-six".