50422042453 has 4 divisors (see below), whose sum is σ = 50609485260. Its totient is φ = 50234599648.

The previous prime is 50422042439. The next prime is 50422042493. The reversal of 50422042453 is 35424022405.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11556680004 + 38865362449 = 107502^2 + 197143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50422042453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50422042493) 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, 93721000 + ... + 93721537.

It is an arithmetic number, because the mean of its divisors is an integer number (12652371315).

Almost surely, 2^50422042453 is an apocalyptic number.

It is an amenable number.

50422042453 is a deficient number, since it is larger than the sum of its proper divisors (187442807).

50422042453 is a wasteful number, since it uses less digits than its factorization.

50422042453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187442806.

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 50422042453 its reverse (35424022405), we get a palindrome (85846064858).

The spelling of 50422042453 in words is "fifty billion, four hundred twenty-two million, forty-two thousand, four hundred fifty-three".