63486334905 has 32 divisors (see below), whose sum is σ = 116107233024. Its totient is φ = 29017840896.

The previous prime is 63486334903. The next prime is 63486334909. The reversal of 63486334905 is 50943368436.

It is a happy number.

63486334905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63486334905 - 2¹ = 63486334903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63486334903) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 691479 + ... + 777891.

It is an arithmetic number, because the mean of its divisors is an integer number (3628351032).

Almost surely, 2^63486334905 is an apocalyptic number.

It is an amenable number.

63486334905 is a deficient number, since it is larger than the sum of its proper divisors (52620898119).

63486334905 is a wasteful number, since it uses less digits than its factorization.

63486334905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93425.

The product of its (nonzero) digits is 5598720, while the sum is 51.

The spelling of 63486334905 in words is "sixty-three billion, four hundred eighty-six million, three hundred thirty-four thousand, nine hundred five".