50644421243 has 8 divisors (see below), whose sum is σ = 54548833248. Its totient is φ = 46741250304.

The previous prime is 50644421209. The next prime is 50644421263. The reversal of 50644421243 is 34212444605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50644421243 - 2²⁰ = 50643372667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50644421263) 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 7 ways as a sum of consecutive naturals, for example, 224630 + ... + 389547.

It is an arithmetic number, because the mean of its divisors is an integer number (6818604156).

Almost surely, 2^50644421243 is an apocalyptic number.

50644421243 is a deficient number, since it is larger than the sum of its proper divisors (3904412005).

50644421243 is a wasteful number, since it uses less digits than its factorization.

50644421243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620533.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 50644421243 its reverse (34212444605), we get a palindrome (84856865848).

The spelling of 50644421243 in words is "fifty billion, six hundred forty-four million, four hundred twenty-one thousand, two hundred forty-three".