50659979040 has 288 divisors, whose sum is σ = 195579873216. Its totient is φ = 12281103360.

The previous prime is 50659979023. The next prime is 50659979081. The reversal of 50659979040 is 4097995605.

50659979040 is a `hidden beast` number, since 5 + 0 + 6 + 599 + 7 + 9 + 0 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368454 + ... + 486906.

It is an arithmetic number, because the mean of its divisors is an integer number (679096782).

Almost surely, 2^50659979040 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 50659979040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97789936608).

50659979040 is an abundant number, since it is smaller than the sum of its proper divisors (144919894176).

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

50659979040 is a wasteful number, since it uses less digits than its factorization.

50659979040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118494 (or 118474 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 54.

The spelling of 50659979040 in words is "fifty billion, six hundred fifty-nine million, nine hundred seventy-nine thousand, forty".