90850711319 has 2 divisors, whose sum is σ = 90850711320. Its totient is φ = 90850711318.

The previous prime is 90850711283. The next prime is 90850711331. The reversal of 90850711319 is 91311705809.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90850711319 - 2²⁸ = 90582275863 is a prime.

It is a super-2 number, since 2×90850711319² (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 90850711319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90850711349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45425355659 + 45425355660.

It is an arithmetic number, because the mean of its divisors is an integer number (45425355660).

Almost surely, 2^90850711319 is an apocalyptic number.

90850711319 is a deficient number, since it is larger than the sum of its proper divisors (1).

90850711319 is an equidigital number, since it uses as much as digits as its factorization.

90850711319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 44.

The spelling of 90850711319 in words is "ninety billion, eight hundred fifty million, seven hundred eleven thousand, three hundred nineteen".