10890267277 has 2 divisors, whose sum is σ = 10890267278. Its totient is φ = 10890267276.

The previous prime is 10890267229. The next prime is 10890267287. The reversal of 10890267277 is 77276209801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7176461796 + 3713805481 = 84714^2 + 60941^2 .

It is a cyclic number.

It is not a de Polignac number, because 10890267277 - 2⁷ = 10890267149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10890267277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10890267287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5445133638 + 5445133639.

It is an arithmetic number, because the mean of its divisors is an integer number (5445133639).

Almost surely, 2^10890267277 is an apocalyptic number.

It is an amenable number.

10890267277 is a deficient number, since it is larger than the sum of its proper divisors (1).

10890267277 is an equidigital number, since it uses as much as digits as its factorization.

10890267277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 10890267277 in words is "ten billion, eight hundred ninety million, two hundred sixty-seven thousand, two hundred seventy-seven".