50055502440 has 128 divisors (see below), whose sum is σ = 159069744000. Its totient is φ = 12557426688.

The previous prime is 50055502361. The next prime is 50055502481. The reversal of 50055502440 is 4420555005.

50055502440 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 (30).

It is a junction number, because it is equal to n+sod(n) for n = 50055502398 and 50055502407.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6644596 + ... + 6652124.

It is an arithmetic number, because the mean of its divisors is an integer number (1242732375).

Almost surely, 2^50055502440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50055502440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79534872000).

50055502440 is an abundant number, since it is smaller than the sum of its proper divisors (109014241560).

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

50055502440 is a wasteful number, since it uses less digits than its factorization.

50055502440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10819 (or 10815 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The spelling of 50055502440 in words is "fifty billion, fifty-five million, five hundred two thousand, four hundred forty".