50702398849 has 16 divisors (see below), whose sum is σ = 53387550720. Its totient is φ = 48087345600.

The previous prime is 50702398741. The next prime is 50702398853. The reversal of 50702398849 is 94889320705.

It is a cyclic number.

It is not a de Polignac number, because 50702398849 - 2¹³ = 50702390657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50702398849.

It is not an unprimeable number, because it can be changed into a prime (50702398889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303832 + ... + 440134.

It is an arithmetic number, because the mean of its divisors is an integer number (3336721920).

Almost surely, 2^50702398849 is an apocalyptic number.

It is an amenable number.

50702398849 is a deficient number, since it is larger than the sum of its proper divisors (2685151871).

50702398849 is a wasteful number, since it uses less digits than its factorization.

50702398849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136560.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 50702398849 in words is "fifty billion, seven hundred two million, three hundred ninety-eight thousand, eight hundred forty-nine".