90950113770 has 32 divisors (see below), whose sum is σ = 218290826880. Its totient is φ = 24252191040.

The previous prime is 90950113769. The next prime is 90950113789. The reversal of 90950113770 is 7731105909.

It is a super-2 number, since 2×90950113770² (a number of 23 digits) contains 22 as substring.

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, 686740 + ... + 808400.

It is an arithmetic number, because the mean of its divisors is an integer number (6821588340).

Almost surely, 2^90950113770 is an apocalyptic number.

90950113770 is an abundant number, since it is smaller than the sum of its proper divisors (127340713110).

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

90950113770 is a wasteful number, since it uses less digits than its factorization.

90950113770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146590.

The product of its (nonzero) digits is 59535, while the sum is 42.

The spelling of 90950113770 in words is "ninety billion, nine hundred fifty million, one hundred thirteen thousand, seven hundred seventy".