63374568485285 has 16 divisors (see below), whose sum is σ = 78603309985536. Its totient is φ = 49023096078528.

The previous prime is 63374568485257. The next prime is 63374568485287. The reversal of 63374568485285 is 58258486547336.

It is a cyclic number.

It is not a de Polignac number, because 63374568485285 - 2²² = 63374564290981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63374568485287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1624552874 + ... + 1624591883.

It is an arithmetic number, because the mean of its divisors is an integer number (4912706874096).

Almost surely, 2^{63374568485285} is an apocalyptic number.

It is an amenable number.

63374568485285 is a deficient number, since it is larger than the sum of its proper divisors (15228741500251).

63374568485285 is a wasteful number, since it uses less digits than its factorization.

63374568485285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249144892.

The product of its digits is 4644864000, while the sum is 74.

The spelling of 63374568485285 in words is "sixty-three trillion, three hundred seventy-four billion, five hundred sixty-eight million, four hundred eighty-five thousand, two hundred eighty-five".