2977854822091 has 2 divisors, whose sum is σ = 2977854822092. Its totient is φ = 2977854822090.

The previous prime is 2977854822071. The next prime is 2977854822191. The reversal of 2977854822091 is 1902284587792.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2977854822091 - 2³⁵ = 2943495083723 is a prime.

It is a super-2 number, since 2×2977854822091² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2977854822031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1488927411045 + 1488927411046.

It is an arithmetic number, because the mean of its divisors is an integer number (1488927411046).

Almost surely, 2^{2977854822091} is an apocalyptic number.

2977854822091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2977854822091 is an equidigital number, since it uses as much as digits as its factorization.

2977854822091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40642560, while the sum is 64.

The spelling of 2977854822091 in words is "two trillion, nine hundred seventy-seven billion, eight hundred fifty-four million, eight hundred twenty-two thousand, ninety-one".