50442415123 has 2 divisors, whose sum is σ = 50442415124. Its totient is φ = 50442415122.

The previous prime is 50442415081. The next prime is 50442415211. The reversal of 50442415123 is 32151424405.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50442415123 is a prime.

It is not a weakly prime, because it can be changed into another prime (50442413123) 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 as a sum of consecutive naturals, namely, 25221207561 + 25221207562.

It is an arithmetic number, because the mean of its divisors is an integer number (25221207562).

Almost surely, 2^50442415123 is an apocalyptic number.

50442415123 is a deficient number, since it is larger than the sum of its proper divisors (1).

50442415123 is an equidigital number, since it uses as much as digits as its factorization.

50442415123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 50442415123 its reverse (32151424405), we get a palindrome (82593839528).

The spelling of 50442415123 in words is "fifty billion, four hundred forty-two million, four hundred fifteen thousand, one hundred twenty-three".