2077674691 has 2 divisors, whose sum is σ = 2077674692. Its totient is φ = 2077674690.

The previous prime is 2077674689. The next prime is 2077674749. The reversal of 2077674691 is 1964767702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2077674691 - 2¹ = 2077674689 is a prime.

Together with 2077674689, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2077674671) 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 as a sum of consecutive naturals, namely, 1038837345 + 1038837346.

It is an arithmetic number, because the mean of its divisors is an integer number (1038837346).

Almost surely, 2^2077674691 is an apocalyptic number.

2077674691 is a deficient number, since it is larger than the sum of its proper divisors (1).

2077674691 is an equidigital number, since it uses as much as digits as its factorization.

2077674691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 49.

The square root of 2077674691 is about 45581.5169887971. The cubic root of 2077674691 is about 1276.0249998787.

The spelling of 2077674691 in words is "two billion, seventy-seven million, six hundred seventy-four thousand, six hundred ninety-one".