79841193743 has 2 divisors, whose sum is σ = 79841193744. Its totient is φ = 79841193742.

The previous prime is 79841193673. The next prime is 79841193791. The reversal of 79841193743 is 34739114897.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (34739114897) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 79841193743 - 2²² = 79836999439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79841193143) 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, 39920596871 + 39920596872.

It is an arithmetic number, because the mean of its divisors is an integer number (39920596872).

Almost surely, 2^79841193743 is an apocalyptic number.

79841193743 is a deficient number, since it is larger than the sum of its proper divisors (1).

79841193743 is an equidigital number, since it uses as much as digits as its factorization.

79841193743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 56.

The spelling of 79841193743 in words is "seventy-nine billion, eight hundred forty-one million, one hundred ninety-three thousand, seven hundred forty-three".