634030320712 has 16 divisors (see below), whose sum is σ = 1199917197360. Its totient is φ = 314052401424.

The previous prime is 634030320691. The next prime is 634030320719. The reversal of 634030320712 is 217023030436.

634030320712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (634030320719) 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, 370343958 + ... + 370345669.

It is an arithmetic number, because the mean of its divisors is an integer number (74994824835).

Almost surely, 2^634030320712 is an apocalyptic number.

It is an amenable number.

634030320712 is a deficient number, since it is larger than the sum of its proper divisors (565886876648).

634030320712 is a wasteful number, since it uses less digits than its factorization.

634030320712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740689740 (or 740689736 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 31.

The spelling of 634030320712 in words is "six hundred thirty-four billion, thirty million, three hundred twenty thousand, seven hundred twelve".