89039495077 has 8 divisors (see below), whose sum is σ = 95894541176. Its totient is φ = 82185285312.

The previous prime is 89039495011. The next prime is 89039495141. The reversal of 89039495077 is 77059493098.

It can be written as a sum of positive squares in 4 ways, for example, as 18365399361 + 70674095716 = 135519^2 + 265846^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 89039495077 - 2⁷ = 89039494949 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 (89039499077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21463 + ... + 422539.

It is an arithmetic number, because the mean of its divisors is an integer number (11986817647).

Almost surely, 2^89039495077 is an apocalyptic number.

It is an amenable number.

89039495077 is a deficient number, since it is larger than the sum of its proper divisors (6855046099).

89039495077 is a wasteful number, since it uses less digits than its factorization.

89039495077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418167.

The product of its (nonzero) digits is 17146080, while the sum is 61.

The spelling of 89039495077 in words is "eighty-nine billion, thirty-nine million, four hundred ninety-five thousand, seventy-seven".