89390354877 has 12 divisors (see below), whose sum is σ = 129479070240. Its totient is φ = 59427568968.

The previous prime is 89390354843. The next prime is 89390354923. The reversal of 89390354877 is 77845309398.

89390354877 is a `hidden beast` number, since 89 + 3 + 9 + 0 + 3 + 548 + 7 + 7 = 666.

It is not a de Polignac number, because 89390354877 - 2⁶ = 89390354813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89390354477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13830003 + ... + 13836464.

It is an arithmetic number, because the mean of its divisors is an integer number (10789922520).

Almost surely, 2^89390354877 is an apocalyptic number.

It is an amenable number.

89390354877 is a deficient number, since it is larger than the sum of its proper divisors (40088715363).

89390354877 is a wasteful number, since it uses less digits than its factorization.

89390354877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27666832 (or 27666829 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 89390354877 in words is "eighty-nine billion, three hundred ninety million, three hundred fifty-four thousand, eight hundred seventy-seven".