2774401677 has 12 divisors (see below), whose sum is σ = 4013195004. Its totient is φ = 1846958400.

The previous prime is 2774401661. The next prime is 2774401697. The reversal of 2774401677 is 7761044772.

It can be written as a sum of positive squares in 2 ways, for example, as 2096632521 + 677769156 = 45789^2 + 26034^2 .

It is not a de Polignac number, because 2774401677 - 2⁴ = 2774401661 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2774401607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213568 + ... + 226185.

It is an arithmetic number, because the mean of its divisors is an integer number (334432917).

Almost surely, 2^2774401677 is an apocalyptic number.

It is an amenable number.

2774401677 is a deficient number, since it is larger than the sum of its proper divisors (1238793327).

2774401677 is a wasteful number, since it uses less digits than its factorization.

2774401677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440460 (or 440457 counting only the distinct ones).

The product of its (nonzero) digits is 460992, while the sum is 45.

The square root of 2774401677 is about 52672.5894275191. The cubic root of 2774401677 is about 1405.1513752210.

The spelling of 2774401677 in words is "two billion, seven hundred seventy-four million, four hundred one thousand, six hundred seventy-seven".