634863039014 has 16 divisors (see below), whose sum is σ = 957965248800. Its totient is φ = 315543820800.

The previous prime is 634863038993. The next prime is 634863039017. The reversal of 634863039014 is 410930368436.

It is a self number, because there is not a number n which added to its sum of digits gives 634863039014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634863039017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129914 + ... + 1134285.

It is an arithmetic number, because the mean of its divisors is an integer number (59872828050).

Almost surely, 2^634863039014 is an apocalyptic number.

634863039014 is a deficient number, since it is larger than the sum of its proper divisors (323102209786).

634863039014 is a wasteful number, since it uses less digits than its factorization.

634863039014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265695.

The product of its (nonzero) digits is 1119744, while the sum is 47.

The spelling of 634863039014 in words is "six hundred thirty-four billion, eight hundred sixty-three million, thirty-nine thousand, fourteen".