79946446297 has 2 divisors, whose sum is σ = 79946446298. Its totient is φ = 79946446296.

The previous prime is 79946446259. The next prime is 79946446331. The reversal of 79946446297 is 79264464997.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67365683401 + 12580762896 = 259549^2 + 112164^2 .

It is a cyclic number.

It is not a de Polignac number, because 79946446297 - 2¹⁹ = 79945922009 is a prime.

It is not a weakly prime, because it can be changed into another prime (79946446597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39973223148 + 39973223149.

It is an arithmetic number, because the mean of its divisors is an integer number (39973223149).

Almost surely, 2^79946446297 is an apocalyptic number.

It is an amenable number.

79946446297 is a deficient number, since it is larger than the sum of its proper divisors (1).

79946446297 is an equidigital number, since it uses as much as digits as its factorization.

79946446297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164602368, while the sum is 67.

The spelling of 79946446297 in words is "seventy-nine billion, nine hundred forty-six million, four hundred forty-six thousand, two hundred ninety-seven".