2657742676 has 12 divisors (see below), whose sum is σ = 4654617408. Its totient is φ = 1327851992.

The previous prime is 2657742649. The next prime is 2657742677. The reversal of 2657742676 is 6762477562.

It is a super-2 number, since 2×2657742676² = 14127192263663281952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2657742677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248956 + ... + 259411.

It is an arithmetic number, because the mean of its divisors is an integer number (387884784).

Almost surely, 2^2657742676 is an apocalyptic number.

It is an amenable number.

2657742676 is a deficient number, since it is larger than the sum of its proper divisors (1996874732).

2657742676 is a wasteful number, since it uses less digits than its factorization.

2657742676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509678 (or 509676 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 52.

The square root of 2657742676 is about 51553.2993706513. The cubic root of 2657742676 is about 1385.1739325497.

The spelling of 2657742676 in words is "two billion, six hundred fifty-seven million, seven hundred forty-two thousand, six hundred seventy-six".