49799327779 has 2 divisors, whose sum is σ = 49799327780. Its totient is φ = 49799327778.

The previous prime is 49799327761. The next prime is 49799327789. The reversal of 49799327779 is 97772399794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49799327779 - 2²⁷ = 49665110051 is a prime.

It is not a weakly prime, because it can be changed into another prime (49799327719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24899663889 + 24899663890.

It is an arithmetic number, because the mean of its divisors is an integer number (24899663890).

Almost surely, 2^49799327779 is an apocalyptic number.

49799327779 is a deficient number, since it is larger than the sum of its proper divisors (1).

49799327779 is an equidigital number, since it uses as much as digits as its factorization.

49799327779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378071064, while the sum is 73.

The spelling of 49799327779 in words is "forty-nine billion, seven hundred ninety-nine million, three hundred twenty-seven thousand, seven hundred seventy-nine".