63825455222 has 4 divisors (see below), whose sum is σ = 95738182836. Its totient is φ = 31912727610.

The previous prime is 63825455209. The next prime is 63825455237. The reversal of 63825455222 is 22255452836.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15956363804 + ... + 15956363807.

It is an arithmetic number, because the mean of its divisors is an integer number (23934545709).

Almost surely, 2^63825455222 is an apocalyptic number.

63825455222 is a deficient number, since it is larger than the sum of its proper divisors (31912727614).

63825455222 is a wasteful number, since it uses less digits than its factorization.

63825455222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31912727613.

The product of its digits is 1152000, while the sum is 44.

The spelling of 63825455222 in words is "sixty-three billion, eight hundred twenty-five million, four hundred fifty-five thousand, two hundred twenty-two".