44646580679 has 2 divisors, whose sum is σ = 44646580680. Its totient is φ = 44646580678.

The previous prime is 44646580661. The next prime is 44646580681. The reversal of 44646580679 is 97608564644.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44646580679 is a prime.

It is a super-2 number, since 2×44646580679² (a number of 22 digits) contains 22 as substring.

Together with 44646580681, 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 (44646585679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22323290339 + 22323290340.

It is an arithmetic number, because the mean of its divisors is an integer number (22323290340).

Almost surely, 2^44646580679 is an apocalyptic number.

44646580679 is a deficient number, since it is larger than the sum of its proper divisors (1).

44646580679 is an equidigital number, since it uses as much as digits as its factorization.

44646580679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 44646580679 in words is "forty-four billion, six hundred forty-six million, five hundred eighty thousand, six hundred seventy-nine".