50116998780000 has 600 divisors, whose sum is σ = 190123462267200. Its totient is φ = 12933406080000.

The previous prime is 50116998779857. The next prime is 50116998780019. The reversal of 50116998780000 is 8789961105.

50116998780000 is a `hidden beast` number, since 501 + 1 + 69 + 9 + 8 + 78 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (600).

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 99 ways as a sum of consecutive naturals, for example, 49721026 + ... + 50718974.

It is an arithmetic number, because the mean of its divisors is an integer number (316872437112).

Almost surely, 2^{50116998780000} is an apocalyptic number.

50116998780000 is a gapful number since it is divisible by the number (50) 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 50116998780000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95061731133600).

50116998780000 is an abundant number, since it is smaller than the sum of its proper divisors (140006463487200).

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

50116998780000 is an equidigital number, since it uses as much as digits as its factorization.

50116998780000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998022 (or 997990 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 54.

The spelling of 50116998780000 in words is "fifty trillion, one hundred sixteen billion, nine hundred ninety-eight million, seven hundred eighty thousand".