50776227840 has 480 divisors, whose sum is σ = 182849296896. Its totient is φ = 11938037760.

The previous prime is 50776227791. The next prime is 50776227911. The reversal of 50776227840 is 4872267705.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 50776227840.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73481895 + ... + 73482585.

Almost surely, 2^50776227840 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 50776227840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91424648448).

50776227840 is an abundant number, since it is smaller than the sum of its proper divisors (132073069056).

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

50776227840 is a wasteful number, since it uses less digits than its factorization.

50776227840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763 (or 737 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 48.

The spelling of 50776227840 in words is "fifty billion, seven hundred seventy-six million, two hundred twenty-seven thousand, eight hundred forty".