50697584784 has 720 divisors, whose sum is σ = 190177827840. Its totient is φ = 12305779200.

The previous prime is 50697584683. The next prime is 50697584797. The reversal of 50697584784 is 48748579605.

50697584784 is a `hidden beast` number, since 50 + 69 + 7 + 58 + 478 + 4 = 666.

50697584784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 303578269 + ... + 303578435.

It is an arithmetic number, because the mean of its divisors is an integer number (264135872).

Almost surely, 2^50697584784 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 50697584784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95088913920).

50697584784 is an abundant number, since it is smaller than the sum of its proper divisors (139480243056).

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

50697584784 is a wasteful number, since it uses less digits than its factorization.

50697584784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 63.

The spelling of 50697584784 in words is "fifty billion, six hundred ninety-seven million, five hundred eighty-four thousand, seven hundred eighty-four".