2677940887 has 2 divisors, whose sum is σ = 2677940888. Its totient is φ = 2677940886.

The previous prime is 2677940879. The next prime is 2677940917. The reversal of 2677940887 is 7880497762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2677940887 - 2³ = 2677940879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2677940857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1338970443 + 1338970444.

It is an arithmetic number, because the mean of its divisors is an integer number (1338970444).

Almost surely, 2^2677940887 is an apocalyptic number.

2677940887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2677940887 is an equidigital number, since it uses as much as digits as its factorization.

2677940887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9483264, while the sum is 58.

The square root of 2677940887 is about 51748.8249818293. The cubic root of 2677940887 is about 1388.6740779778.

The spelling of 2677940887 in words is "two billion, six hundred seventy-seven million, nine hundred forty thousand, eight hundred eighty-seven".