50434918423 has 4 divisors (see below), whose sum is σ = 50435856360. Its totient is φ = 50433980488.

The previous prime is 50434918379. The next prime is 50434918427. The reversal of 50434918423 is 32481943405.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50434918423 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 50434918423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50434918427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383065 + ... + 497602.

It is an arithmetic number, because the mean of its divisors is an integer number (12608964090).

Almost surely, 2^50434918423 is an apocalyptic number.

50434918423 is a deficient number, since it is larger than the sum of its proper divisors (937937).

50434918423 is an equidigital number, since it uses as much as digits as its factorization.

50434918423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937936.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 50434918423 in words is "fifty billion, four hundred thirty-four million, nine hundred eighteen thousand, four hundred twenty-three".