89692080993 has 6 divisors (see below), whose sum is σ = 129555228114. Its totient is φ = 59794720656.

The previous prime is 89692080953. The next prime is 89692080997. The reversal of 89692080993 is 39908029698.

It can be written as a sum of positive squares in only one way, i.e., 84534399504 + 5157681489 = 290748^2 + 71817^2 .

It is a de Polignac number, because none of the positive numbers 2^k-89692080993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89692080993.

It is not an unprimeable number, because it can be changed into a prime (89692080997) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4982893380 + ... + 4982893397.

It is an arithmetic number, because the mean of its divisors is an integer number (21592538019).

Almost surely, 2^89692080993 is an apocalyptic number.

It is an amenable number.

89692080993 is a deficient number, since it is larger than the sum of its proper divisors (39863147121).

89692080993 is a wasteful number, since it uses less digits than its factorization.

89692080993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9965786783 (or 9965786780 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 63.

The spelling of 89692080993 in words is "eighty-nine billion, six hundred ninety-two million, eighty thousand, nine hundred ninety-three".