89973090313 has 4 divisors (see below), whose sum is σ = 89976362308. Its totient is φ = 89969818320.

The previous prime is 89973090269. The next prime is 89973090323. The reversal of 89973090313 is 31309037998.

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 50817783184 + 39155307129 = 225428^2 + 197877^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89973090313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89973090323) 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, 1594398 + ... + 1649863.

It is an arithmetic number, because the mean of its divisors is an integer number (22494090577).

Almost surely, 2^89973090313 is an apocalyptic number.

It is an amenable number.

89973090313 is a deficient number, since it is larger than the sum of its proper divisors (3271995).

89973090313 is a wasteful number, since it uses less digits than its factorization.

89973090313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271994.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The spelling of 89973090313 in words is "eighty-nine billion, nine hundred seventy-three million, ninety thousand, three hundred thirteen".