2429397640277 has 2 divisors, whose sum is σ = 2429397640278. Its totient is φ = 2429397640276.

The previous prime is 2429397640247. The next prime is 2429397640279. The reversal of 2429397640277 is 7720467939242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2124615251236 + 304782389041 = 1457606^2 + 552071^2 .

It is a cyclic number.

It is not a de Polignac number, because 2429397640277 - 2⁶ = 2429397640213 is a prime.

Together with 2429397640279, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2429397640279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214698820138 + 1214698820139.

It is an arithmetic number, because the mean of its divisors is an integer number (1214698820139).

Almost surely, 2^{2429397640277} is an apocalyptic number.

It is an amenable number.

2429397640277 is a deficient number, since it is larger than the sum of its proper divisors (1).

2429397640277 is an equidigital number, since it uses as much as digits as its factorization.

2429397640277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64012032, while the sum is 62.

The spelling of 2429397640277 in words is "two trillion, four hundred twenty-nine billion, three hundred ninety-seven million, six hundred forty thousand, two hundred seventy-seven".