50859791136 has 576 divisors, whose sum is σ = 188463614976. Its totient is φ = 13107225600.

The previous prime is 50859791131. The next prime is 50859791183. The reversal of 50859791136 is 63119795805.

50859791136 is a `hidden beast` number, since 5 + 0 + 8 + 597 + 9 + 11 + 36 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (50859791131) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 103583851 + ... + 103584341.

It is an arithmetic number, because the mean of its divisors is an integer number (327193776).

Almost surely, 2^50859791136 is an apocalyptic number.

50859791136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50859791136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94231807488).

50859791136 is an abundant number, since it is smaller than the sum of its proper divisors (137603823840).

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

50859791136 is a wasteful number, since it uses less digits than its factorization.

50859791136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 54.

The spelling of 50859791136 in words is "fifty billion, eight hundred fifty-nine million, seven hundred ninety-one thousand, one hundred thirty-six".