89392333631 has 2 divisors, whose sum is σ = 89392333632. Its totient is φ = 89392333630.

The previous prime is 89392333601. The next prime is 89392333643. The reversal of 89392333631 is 13633329398.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89392333631 - 2¹⁰ = 89392332607 is a prime.

It is a super-2 number, since 2×89392333631² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 89392333631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89392333601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44696166815 + 44696166816.

It is an arithmetic number, because the mean of its divisors is an integer number (44696166816).

Almost surely, 2^89392333631 is an apocalyptic number.

89392333631 is a deficient number, since it is larger than the sum of its proper divisors (1).

89392333631 is an equidigital number, since it uses as much as digits as its factorization.

89392333631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1889568, while the sum is 50.

The spelling of 89392333631 in words is "eighty-nine billion, three hundred ninety-two million, three hundred thirty-three thousand, six hundred thirty-one".