89915417495 has 4 divisors (see below), whose sum is σ = 107898501000. Its totient is φ = 71932333992.

The previous prime is 89915417479. The next prime is 89915417513. The reversal of 89915417495 is 59471451998.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89915417495 - 2⁴ = 89915417479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8991541745 + ... + 8991541754.

It is an arithmetic number, because the mean of its divisors is an integer number (26974625250).

Almost surely, 2^89915417495 is an apocalyptic number.

89915417495 is a deficient number, since it is larger than the sum of its proper divisors (17983083505).

89915417495 is a wasteful number, since it uses less digits than its factorization.

89915417495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17983083504.

The product of its digits is 16329600, while the sum is 62.

The spelling of 89915417495 in words is "eighty-nine billion, nine hundred fifteen million, four hundred seventeen thousand, four hundred ninety-five".