2634669677 has 2 divisors, whose sum is σ = 2634669678. Its totient is φ = 2634669676.

The previous prime is 2634669649. The next prime is 2634669689. The reversal of 2634669677 is 7769664362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1642356676 + 992313001 = 40526^2 + 31501^2 .

It is a cyclic number.

It is not a de Polignac number, because 2634669677 - 2⁸ = 2634669421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2634669607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1317334838 + 1317334839.

It is an arithmetic number, because the mean of its divisors is an integer number (1317334839).

Almost surely, 2^2634669677 is an apocalyptic number.

It is an amenable number.

2634669677 is a deficient number, since it is larger than the sum of its proper divisors (1).

2634669677 is an equidigital number, since it uses as much as digits as its factorization.

2634669677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13716864, while the sum is 56.

The square root of 2634669677 is about 51329.0334703470. The cubic root of 2634669677 is about 1381.1538478634.

The spelling of 2634669677 in words is "two billion, six hundred thirty-four million, six hundred sixty-nine thousand, six hundred seventy-seven".