89177366413 has 4 divisors (see below), whose sum is σ = 89223984828. Its totient is φ = 89130748000.

The previous prime is 89177366387. The next prime is 89177366459. The reversal of 89177366413 is 31466377198.

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

It can be written as a sum of positive squares in 2 ways, for example, as 69233713129 + 19943653284 = 263123^2 + 141222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89177366413 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 (89177966413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23306338 + ... + 23310163.

It is an arithmetic number, because the mean of its divisors is an integer number (22305996207).

Almost surely, 2^89177366413 is an apocalyptic number.

It is an amenable number.

89177366413 is a deficient number, since it is larger than the sum of its proper divisors (46618415).

89177366413 is a wasteful number, since it uses less digits than its factorization.

89177366413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46618414.

The product of its digits is 4572288, while the sum is 55.

The spelling of 89177366413 in words is "eighty-nine billion, one hundred seventy-seven million, three hundred sixty-six thousand, four hundred thirteen".