89452257517 has 16 divisors (see below), whose sum is σ = 109237835520. Its totient is φ = 71501107968.

The previous prime is 89452257343. The next prime is 89452257523. The reversal of 89452257517 is 71575225498.

It is a cyclic number.

It is not a de Polignac number, because 89452257517 - 2¹¹ = 89452255469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89452257527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3435193 + ... + 3461134.

It is an arithmetic number, because the mean of its divisors is an integer number (6827364720).

Almost surely, 2^89452257517 is an apocalyptic number.

It is an amenable number.

89452257517 is a deficient number, since it is larger than the sum of its proper divisors (19785578003).

89452257517 is a wasteful number, since it uses less digits than its factorization.

89452257517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6896460.

The product of its digits is 7056000, while the sum is 55.

The spelling of 89452257517 in words is "eighty-nine billion, four hundred fifty-two million, two hundred fifty-seven thousand, five hundred seventeen".