2677656131 has 4 divisors (see below), whose sum is σ = 2677763712. Its totient is φ = 2677548552.

The previous prime is 2677656127. The next prime is 2677656151. The reversal of 2677656131 is 1316567762.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1316567762 = 2 ⋅658283881.

It is a cyclic number.

It is not a de Polignac number, because 2677656131 - 2² = 2677656127 is a prime.

It is a super-2 number, since 2×2677656131² = 14339684711763778322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2677656151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4865 + ... + 73341.

It is an arithmetic number, because the mean of its divisors is an integer number (669440928).

Almost surely, 2^2677656131 is an apocalyptic number.

2677656131 is a deficient number, since it is larger than the sum of its proper divisors (107581).

2677656131 is an equidigital number, since it uses as much as digits as its factorization.

2677656131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107580.

The product of its digits is 317520, while the sum is 44.

The square root of 2677656131 is about 51746.0735805143. The cubic root of 2677656131 is about 1388.6248551720.

The spelling of 2677656131 in words is "two billion, six hundred seventy-seven million, six hundred fifty-six thousand, one hundred thirty-one".