50456423553 has 8 divisors (see below), whose sum is σ = 67422443808. Its totient is φ = 33564009504.

The previous prime is 50456423539. The next prime is 50456423573. The reversal of 50456423553 is 35532465405.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-50456423553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50456423573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18399951 + ... + 18402692.

It is an arithmetic number, because the mean of its divisors is an integer number (8427805476).

Almost surely, 2^50456423553 is an apocalyptic number.

It is an amenable number.

50456423553 is a deficient number, since it is larger than the sum of its proper divisors (16966020255).

50456423553 is a wasteful number, since it uses less digits than its factorization.

50456423553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36803103.

The product of its (nonzero) digits is 1080000, while the sum is 42.

Adding to 50456423553 its reverse (35532465405), we get a palindrome (85988888958).

The spelling of 50456423553 in words is "fifty billion, four hundred fifty-six million, four hundred twenty-three thousand, five hundred fifty-three".