90594852977 has 4 divisors (see below), whose sum is σ = 90610524480. Its totient is φ = 90579181476.

The previous prime is 90594852947. The next prime is 90594853067. The reversal of 90594852977 is 77925849509.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 90594852977 - 2²⁸ = 90326417521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90594852917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7827077 + ... + 7838642.

It is an arithmetic number, because the mean of its divisors is an integer number (22652631120).

Almost surely, 2^90594852977 is an apocalyptic number.

It is an amenable number.

90594852977 is a deficient number, since it is larger than the sum of its proper divisors (15671503).

90594852977 is a wasteful number, since it uses less digits than its factorization.

90594852977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15671502.

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 90594852977 in words is "ninety billion, five hundred ninety-four million, eight hundred fifty-two thousand, nine hundred seventy-seven".