49440785599 has 2 divisors, whose sum is σ = 49440785600. Its totient is φ = 49440785598.

The previous prime is 49440785543. The next prime is 49440785759. The reversal of 49440785599 is 99558704494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49440785599 - 2³³ = 40850851007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49440785599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49440785099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24720392799 + 24720392800.

It is an arithmetic number, because the mean of its divisors is an integer number (24720392800).

Almost surely, 2^49440785599 is an apocalyptic number.

49440785599 is a deficient number, since it is larger than the sum of its proper divisors (1).

49440785599 is an equidigital number, since it uses as much as digits as its factorization.

49440785599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65318400, while the sum is 64.

The spelling of 49440785599 in words is "forty-nine billion, four hundred forty million, seven hundred eighty-five thousand, five hundred ninety-nine".