63794340612 has 120 divisors (see below), whose sum is σ = 173535094656. Its totient is φ = 20419394112.

The previous prime is 63794340593. The next prime is 63794340697. The reversal of 63794340612 is 21604349736.

63794340612 is a `hidden beast` number, since 637 + 9 + 4 + 3 + 4 + 0 + 6 + 1 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 767563 + ... + 846605.

Almost surely, 2^63794340612 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 63794340612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86767547328).

63794340612 is an abundant number, since it is smaller than the sum of its proper divisors (109740754044).

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

63794340612 is a wasteful number, since it uses less digits than its factorization.

63794340612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79159 (or 79148 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The spelling of 63794340612 in words is "sixty-three billion, seven hundred ninety-four million, three hundred forty thousand, six hundred twelve".