50040032420 has 48 divisors (see below), whose sum is σ = 120111172608. Its totient is φ = 17154426240.

The previous prime is 50040032377. The next prime is 50040032453. The reversal of 50040032420 is 2423004005.

50040032420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 50040032392 and 50040032401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1429325 + ... + 1463915.

It is an arithmetic number, because the mean of its divisors is an integer number (2502316096).

Almost surely, 2^50040032420 is an apocalyptic number.

It is an amenable number.

50040032420 is an abundant number, since it is smaller than the sum of its proper divisors (70071140188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50040032420 is a wasteful number, since it uses less digits than its factorization.

50040032420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44940 (or 44938 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

Adding to 50040032420 its reverse (2423004005), we get a palindrome (52463036425).

The spelling of 50040032420 in words is "fifty billion, forty million, thirty-two thousand, four hundred twenty".