63743480694 has 24 divisors (see below), whose sum is σ = 138117444192. Its totient is φ = 21246816240.

The previous prime is 63743480683. The next prime is 63743480701. The reversal of 63743480694 is 49608434736.

63743480694 is a `hidden beast` number, since 6 + 3 + 74 + 3 + 480 + 6 + 94 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 63743480694.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 371304 + ... + 515124.

It is an arithmetic number, because the mean of its divisors is an integer number (5754893508).

Almost surely, 2^63743480694 is an apocalyptic number.

63743480694 is an abundant number, since it is smaller than the sum of its proper divisors (74373963498).

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

63743480694 is a wasteful number, since it uses less digits than its factorization.

63743480694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168452 (or 168449 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 54.

The spelling of 63743480694 in words is "sixty-three billion, seven hundred forty-three million, four hundred eighty thousand, six hundred ninety-four".