49408842911 has 2 divisors, whose sum is σ = 49408842912. Its totient is φ = 49408842910.

The previous prime is 49408842893. The next prime is 49408842979. The reversal of 49408842911 is 11924880494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49408842911 - 2²² = 49404648607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49408842911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49408842311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24704421455 + 24704421456.

It is an arithmetic number, because the mean of its divisors is an integer number (24704421456).

Almost surely, 2^49408842911 is an apocalyptic number.

49408842911 is a deficient number, since it is larger than the sum of its proper divisors (1).

49408842911 is an equidigital number, since it uses as much as digits as its factorization.

49408842911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 50.

Adding to 49408842911 its sum of digits (50), we get a square (49408842961 = 222281²).

The spelling of 49408842911 in words is "forty-nine billion, four hundred eight million, eight hundred forty-two thousand, nine hundred eleven".