2566672079 has 2 divisors, whose sum is σ = 2566672080. Its totient is φ = 2566672078.

The previous prime is 2566672061. The next prime is 2566672091. The reversal of 2566672079 is 9702766652.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2566672079 - 2⁸ = 2566671823 is a prime.

It is a super-2 number, since 2×2566672079² = 13175611122236364482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2566672039) 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, 1283336039 + 1283336040.

It is an arithmetic number, because the mean of its divisors is an integer number (1283336040).

Almost surely, 2^2566672079 is an apocalyptic number.

2566672079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2566672079 is an equidigital number, since it uses as much as digits as its factorization.

2566672079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The square root of 2566672079 is about 50662.3339276824. Note that the first 3 decimals coincide. The cubic root of 2566672079 is about 1369.1681737125.

The spelling of 2566672079 in words is "two billion, five hundred sixty-six million, six hundred seventy-two thousand, seventy-nine".