63316386705 has 64 divisors (see below), whose sum is σ = 119061234432. Its totient is φ = 28326896640.

The previous prime is 63316386701. The next prime is 63316386761. The reversal of 63316386705 is 50768361336.

It is not a de Polignac number, because 63316386705 - 2² = 63316386701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63316386701) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10320819 + ... + 10326951.

It is an arithmetic number, because the mean of its divisors is an integer number (1860331788).

Almost surely, 2^63316386705 is an apocalyptic number.

63316386705 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

63316386705 is a deficient number, since it is larger than the sum of its proper divisors (55744847727).

63316386705 is a wasteful number, since it uses less digits than its factorization.

63316386705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10978.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 63316386705 in words is "sixty-three billion, three hundred sixteen million, three hundred eighty-six thousand, seven hundred five".