90989303351 has 2 divisors, whose sum is σ = 90989303352. Its totient is φ = 90989303350.

The previous prime is 90989303329. The next prime is 90989303381. The reversal of 90989303351 is 15330398909.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90989303351 - 2¹⁸ = 90989041207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90989303351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90989303311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45494651675 + 45494651676.

It is an arithmetic number, because the mean of its divisors is an integer number (45494651676).

Almost surely, 2^90989303351 is an apocalyptic number.

90989303351 is a deficient number, since it is larger than the sum of its proper divisors (1).

90989303351 is an equidigital number, since it uses as much as digits as its factorization.

90989303351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 787320, while the sum is 50.

The spelling of 90989303351 in words is "ninety billion, nine hundred eighty-nine million, three hundred three thousand, three hundred fifty-one".