2774227436231 has 2 divisors, whose sum is σ = 2774227436232. Its totient is φ = 2774227436230.

The previous prime is 2774227436147. The next prime is 2774227436243. The reversal of 2774227436231 is 1326347224772.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2774227436231 is a prime.

It is a super-2 number, since 2×2774227436231² (a number of 26 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 2774227436231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2774227436261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387113718115 + 1387113718116.

It is an arithmetic number, because the mean of its divisors is an integer number (1387113718116).

Almost surely, 2^{2774227436231} is an apocalyptic number.

2774227436231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2774227436231 is an equidigital number, since it uses as much as digits as its factorization.

2774227436231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4741632, while the sum is 50.

The spelling of 2774227436231 in words is "two trillion, seven hundred seventy-four billion, two hundred twenty-seven million, four hundred thirty-six thousand, two hundred thirty-one".