49363905979 has 2 divisors, whose sum is σ = 49363905980. Its totient is φ = 49363905978.

The previous prime is 49363905923. The next prime is 49363906013. The reversal of 49363905979 is 97950936394.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49363905979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49363905979.

It is not a weakly prime, because it can be changed into another prime (49363905079) 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, 24681952989 + 24681952990.

It is an arithmetic number, because the mean of its divisors is an integer number (24681952990).

Almost surely, 2^49363905979 is an apocalyptic number.

49363905979 is a deficient number, since it is larger than the sum of its proper divisors (1).

49363905979 is an equidigital number, since it uses as much as digits as its factorization.

49363905979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49601160, while the sum is 64.

The spelling of 49363905979 in words is "forty-nine billion, three hundred sixty-three million, nine hundred five thousand, nine hundred seventy-nine".