90362503124681 has 2 divisors, whose sum is σ = 90362503124682. Its totient is φ = 90362503124680.

The previous prime is 90362503124669. The next prime is 90362503124749. The reversal of 90362503124681 is 18642130526309.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53145426788281 + 37217076336400 = 7290091^2 + 6100580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90362503124681 is a prime.

It is a super-2 number, since 2×90362503124681² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (90362503124281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45181251562340 + 45181251562341.

It is an arithmetic number, because the mean of its divisors is an integer number (45181251562341).

Almost surely, 2^{90362503124681} is an apocalyptic number.

It is an amenable number.

90362503124681 is a deficient number, since it is larger than the sum of its proper divisors (1).

90362503124681 is an equidigital number, since it uses as much as digits as its factorization.

90362503124681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 90362503124681 in words is "ninety trillion, three hundred sixty-two billion, five hundred three million, one hundred twenty-four thousand, six hundred eighty-one".