50380453440 has 224 divisors, whose sum is σ = 178031973120. Its totient is φ = 13412044800.

The previous prime is 50380453433. The next prime is 50380453451. The reversal of 50380453440 is 4435408305.

50380453440 is a `hidden beast` number, since 5 + 0 + 3 + 80 + 4 + 534 + 40 = 666.

50380453440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 50380453395 and 50380453404.

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, 5447220 + ... + 5456460.

Almost surely, 2^50380453440 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 50380453440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89015986560).

50380453440 is an abundant number, since it is smaller than the sum of its proper divisors (127651519680).

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

50380453440 is a wasteful number, since it uses less digits than its factorization.

50380453440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9898 (or 9882 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 50380453440 in words is "fifty billion, three hundred eighty million, four hundred fifty-three thousand, four hundred forty".