50567640423 has 4 divisors (see below), whose sum is σ = 67423520568. Its totient is φ = 33711760280.

The previous prime is 50567640353. The next prime is 50567640443. The reversal of 50567640423 is 32404676505.

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 50567640423 - 2²² = 50563446119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50567640443) 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, 8427940068 + ... + 8427940073.

It is an arithmetic number, because the mean of its divisors is an integer number (16855880142).

Almost surely, 2^50567640423 is an apocalyptic number.

50567640423 is a deficient number, since it is larger than the sum of its proper divisors (16855880145).

50567640423 is a wasteful number, since it uses less digits than its factorization.

50567640423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16855880144.

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 50567640423 in words is "fifty billion, five hundred sixty-seven million, six hundred forty thousand, four hundred twenty-three".