50819012951840 has 768 divisors, whose sum is σ = 148595702169600. Its totient is φ = 16057471352832.

The previous prime is 50819012951821. The next prime is 50819012951897. The reversal of 50819012951840 is 4815921091805.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10009651382 + ... + 10009656458.

It is an arithmetic number, because the mean of its divisors is an integer number (193483987200).

Almost surely, 2^{50819012951840} 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 50819012951840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74297851084800).

50819012951840 is an abundant number, since it is smaller than the sum of its proper divisors (97776689217760).

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

50819012951840 is a wasteful number, since it uses less digits than its factorization.

50819012951840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337 (or 5329 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 53.

The spelling of 50819012951840 in words is "fifty trillion, eight hundred nineteen billion, twelve million, nine hundred fifty-one thousand, eight hundred forty".