50578698240 has 832 divisors, whose sum is σ = 209479910400. Its totient is φ = 11338776576.

The previous prime is 50578698211. The next prime is 50578698257. The reversal of 50578698240 is 4289687505.

50578698240 is a `hidden beast` number, since 5 + 0 + 578 + 69 + 8 + 2 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 282562471 + ... + 282562649.

Almost surely, 2^50578698240 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 50578698240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104739955200).

50578698240 is an abundant number, since it is smaller than the sum of its proper divisors (158901212160).

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

50578698240 is a wasteful number, since it uses less digits than its factorization.

50578698240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 50578698240 in words is "fifty billion, five hundred seventy-eight million, six hundred ninety-eight thousand, two hundred forty".