50008573440 has 480 divisors, whose sum is σ = 202566963456. Its totient is φ = 11163156480.

The previous prime is 50008573429. The next prime is 50008573451. The reversal of 50008573440 is 4437580005.

50008573440 is a `hidden beast` number, since 500 + 0 + 85 + 7 + 34 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (50008573429) and next prime (50008573451).

It is a tau number, because it is divible by the number of its divisors (480).

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 = 50008573395 and 50008573404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6931435 + ... + 6938645.

Almost surely, 2^50008573440 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 50008573440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101283481728).

50008573440 is an abundant number, since it is smaller than the sum of its proper divisors (152558390016).

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

50008573440 is a wasteful number, since it uses less digits than its factorization.

50008573440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7290 (or 7271 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 50008573440 in words is "fifty billion, eight million, five hundred seventy-three thousand, four hundred forty".