89945190195 has 64 divisors (see below), whose sum is σ = 165960769536. Its totient is φ = 40746470400.

The previous prime is 89945190109. The next prime is 89945190199. The reversal of 89945190195 is 59109154998.

It is not a de Polignac number, because 89945190195 - 2²² = 89940995891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89945190199) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8726545 + ... + 8736845.

It is an arithmetic number, because the mean of its divisors is an integer number (2593137024).

Almost surely, 2^89945190195 is an apocalyptic number.

89945190195 is a deficient number, since it is larger than the sum of its proper divisors (76015579341).

89945190195 is a wasteful number, since it uses less digits than its factorization.

89945190195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11060.

The product of its (nonzero) digits is 5248800, while the sum is 60.

The spelling of 89945190195 in words is "eighty-nine billion, nine hundred forty-five million, one hundred ninety thousand, one hundred ninety-five".