50420555455 has 64 divisors (see below), whose sum is σ = 67415587200. Its totient is φ = 36057415680.

The previous prime is 50420555431. The next prime is 50420555483. The reversal of 50420555455 is 55455502405.

It is not a de Polignac number, because 50420555455 - 2²⁷ = 50286337727 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16578735 + ... + 16581775.

It is an arithmetic number, because the mean of its divisors is an integer number (1053368550).

Almost surely, 2^50420555455 is an apocalyptic number.

50420555455 is a deficient number, since it is larger than the sum of its proper divisors (16995031745).

50420555455 is a wasteful number, since it uses less digits than its factorization.

50420555455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3244.

The product of its (nonzero) digits is 500000, while the sum is 40.

The spelling of 50420555455 in words is "fifty billion, four hundred twenty million, five hundred fifty-five thousand, four hundred fifty-five".