50937946399 has 4 divisors (see below), whose sum is σ = 51101734320. Its totient is φ = 50774158480.

The previous prime is 50937946373. The next prime is 50937946421. The reversal of 50937946399 is 99364973905.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50937946399 - 2⁹ = 50937945887 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 50937946399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50937946309) 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 in 3 ways as a sum of consecutive naturals, for example, 81893494 + ... + 81894115.

It is an arithmetic number, because the mean of its divisors is an integer number (12775433580).

Almost surely, 2^50937946399 is an apocalyptic number.

50937946399 is a deficient number, since it is larger than the sum of its proper divisors (163787921).

50937946399 is a wasteful number, since it uses less digits than its factorization.

50937946399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163787920.

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

The spelling of 50937946399 in words is "fifty billion, nine hundred thirty-seven million, nine hundred forty-six thousand, three hundred ninety-nine".