63694330694 has 8 divisors (see below), whose sum is σ = 96850283880. Its totient is φ = 31410902736.

The previous prime is 63694330691. The next prime is 63694330723. The reversal of 63694330694 is 49603349636.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63694330691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218131124 + ... + 218131415.

It is an arithmetic number, because the mean of its divisors is an integer number (12106285485).

Almost surely, 2^63694330694 is an apocalyptic number.

63694330694 is a deficient number, since it is larger than the sum of its proper divisors (33155953186).

63694330694 is a wasteful number, since it uses less digits than its factorization.

63694330694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436262614.

The product of its (nonzero) digits is 7558272, while the sum is 53.

The spelling of 63694330694 in words is "sixty-three billion, six hundred ninety-four million, three hundred thirty thousand, six hundred ninety-four".