50105422543 has 16 divisors (see below), whose sum is σ = 57488320512. Its totient is φ = 43249284000.

The previous prime is 50105422537. The next prime is 50105422553. The reversal of 50105422543 is 34522450105.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50105422543 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50105422553) 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, 1368123 + ... + 1404268.

It is an arithmetic number, because the mean of its divisors is an integer number (3593020032).

Almost surely, 2^50105422543 is an apocalyptic number.

50105422543 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

50105422543 is a deficient number, since it is larger than the sum of its proper divisors (7382897969).

50105422543 is a wasteful number, since it uses less digits than its factorization.

50105422543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2772486.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 50105422543 its reverse (34522450105), we get a palindrome (84627872648).

The spelling of 50105422543 in words is "fifty billion, one hundred five million, four hundred twenty-two thousand, five hundred forty-three".