2742747409231 has 2 divisors, whose sum is σ = 2742747409232. Its totient is φ = 2742747409230.

The previous prime is 2742747409223. The next prime is 2742747409261. The reversal of 2742747409231 is 1329047472472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2742747409231 - 2³ = 2742747409223 is a prime.

It is a super-2 number, since 2×2742747409231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742747409261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371373704615 + 1371373704616.

It is an arithmetic number, because the mean of its divisors is an integer number (1371373704616).

Almost surely, 2^{2742747409231} is an apocalyptic number.

2742747409231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742747409231 is an equidigital number, since it uses as much as digits as its factorization.

2742747409231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4741632, while the sum is 52.

The spelling of 2742747409231 in words is "two trillion, seven hundred forty-two billion, seven hundred forty-seven million, four hundred nine thousand, two hundred thirty-one".