74619729111979 has 2 divisors, whose sum is σ = 74619729111980. Its totient is φ = 74619729111978.

The previous prime is 74619729111899. The next prime is 74619729112013. The reversal of 74619729111979 is 97911192791647.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74619729111979 - 2²⁹ = 74619192241067 is a prime.

It is not a weakly prime, because it can be changed into another prime (74619789111979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37309864555989 + 37309864555990.

It is an arithmetic number, because the mean of its divisors is an integer number (37309864555990).

Almost surely, 2^{74619729111979} is an apocalyptic number.

74619729111979 is a deficient number, since it is larger than the sum of its proper divisors (1).

74619729111979 is an equidigital number, since it uses as much as digits as its factorization.

74619729111979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108020304, while the sum is 73.

The spelling of 74619729111979 in words is "seventy-four trillion, six hundred nineteen billion, seven hundred twenty-nine million, one hundred eleven thousand, nine hundred seventy-nine".