79433329399 has 2 divisors, whose sum is σ = 79433329400. Its totient is φ = 79433329398.

The previous prime is 79433329363. The next prime is 79433329421. The reversal of 79433329399 is 99392333497.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79433329399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79433329099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39716664699 + 39716664700.

It is an arithmetic number, because the mean of its divisors is an integer number (39716664700).

Almost surely, 2^79433329399 is an apocalyptic number.

79433329399 is a deficient number, since it is larger than the sum of its proper divisors (1).

79433329399 is an equidigital number, since it uses as much as digits as its factorization.

79433329399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29760696, while the sum is 61.

The spelling of 79433329399 in words is "seventy-nine billion, four hundred thirty-three million, three hundred twenty-nine thousand, three hundred ninety-nine".