90892602253 has 2 divisors, whose sum is σ = 90892602254. Its totient is φ = 90892602252.

The previous prime is 90892602239. The next prime is 90892602323. The reversal of 90892602253 is 35220629809.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90277413444 + 615188809 = 300462^2 + 24803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90892602253 is a prime.

It is a super-2 number, since 2×90892602253² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90892606253) 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, 45446301126 + 45446301127.

It is an arithmetic number, because the mean of its divisors is an integer number (45446301127).

Almost surely, 2^90892602253 is an apocalyptic number.

It is an amenable number.

90892602253 is a deficient number, since it is larger than the sum of its proper divisors (1).

90892602253 is an equidigital number, since it uses as much as digits as its factorization.

90892602253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 90892602253 in words is "ninety billion, eight hundred ninety-two million, six hundred two thousand, two hundred fifty-three".