63318161446 has 16 divisors (see below), whose sum is σ = 95232614400. Its totient is φ = 31574016648.

The previous prime is 63318161377. The next prime is 63318161449. The reversal of 63318161446 is 64416181336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63318161449) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2342235 + ... + 2369113.

It is an arithmetic number, because the mean of its divisors is an integer number (5952038400).

Almost surely, 2^63318161446 is an apocalyptic number.

63318161446 is a deficient number, since it is larger than the sum of its proper divisors (31914452954).

63318161446 is a wasteful number, since it uses less digits than its factorization.

63318161446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30003.

The product of its digits is 248832, while the sum is 43.

The spelling of 63318161446 in words is "sixty-three billion, three hundred eighteen million, one hundred sixty-one thousand, four hundred forty-six".