89932812533 has 2 divisors, whose sum is σ = 89932812534. Its totient is φ = 89932812532.

The previous prime is 89932812503. The next prime is 89932812589. The reversal of 89932812533 is 33521823998.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89929213924 + 3598609 = 299882^2 + 1897^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89932812533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89932812503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44966406266 + 44966406267.

It is an arithmetic number, because the mean of its divisors is an integer number (44966406267).

Almost surely, 2^89932812533 is an apocalyptic number.

It is an amenable number.

89932812533 is a deficient number, since it is larger than the sum of its proper divisors (1).

89932812533 is an equidigital number, since it uses as much as digits as its factorization.

89932812533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2799360, while the sum is 53.

The spelling of 89932812533 in words is "eighty-nine billion, nine hundred thirty-two million, eight hundred twelve thousand, five hundred thirty-three".