79709598443 has 2 divisors, whose sum is σ = 79709598444. Its totient is φ = 79709598442.

The previous prime is 79709598407. The next prime is 79709598503. The reversal of 79709598443 is 34489590797.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79709598443 - 2³⁶ = 10990121707 is a prime.

It is a super-3 number, since 3×79709598443³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 79709598443.

It is not a weakly prime, because it can be changed into another prime (79709598403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39854799221 + 39854799222.

It is an arithmetic number, because the mean of its divisors is an integer number (39854799222).

Almost surely, 2^79709598443 is an apocalyptic number.

79709598443 is a deficient number, since it is larger than the sum of its proper divisors (1).

79709598443 is an equidigital number, since it uses as much as digits as its factorization.

79709598443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68584320, while the sum is 65.

The spelling of 79709598443 in words is "seventy-nine billion, seven hundred nine million, five hundred ninety-eight thousand, four hundred forty-three".