42796615679 has 2 divisors, whose sum is σ = 42796615680. Its totient is φ = 42796615678.

The previous prime is 42796615651. The next prime is 42796615681. The reversal of 42796615679 is 97651669724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42796615679 - 2²⁰ = 42795567103 is a prime.

Together with 42796615681, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42796665679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21398307839 + 21398307840.

It is an arithmetic number, because the mean of its divisors is an integer number (21398307840).

Almost surely, 2^42796615679 is an apocalyptic number.

42796615679 is a deficient number, since it is larger than the sum of its proper divisors (1).

42796615679 is an equidigital number, since it uses as much as digits as its factorization.

42796615679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34292160, while the sum is 62.

The spelling of 42796615679 in words is "forty-two billion, seven hundred ninety-six million, six hundred fifteen thousand, six hundred seventy-nine".