63651827572016 has 20 divisors (see below), whose sum is σ = 123327403155600. Its totient is φ = 31825400951232.

The previous prime is 63651827572013. The next prime is 63651827572087. The reversal of 63651827572016 is 61027572815636.

It is not an unprimeable number, because it can be changed into a prime (63651827572013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31027211 + ... + 33015018.

It is an arithmetic number, because the mean of its divisors is an integer number (6166370157780).

Almost surely, 2^{63651827572016} is an apocalyptic number.

It is an amenable number.

63651827572016 is a deficient number, since it is larger than the sum of its proper divisors (59675575583584).

63651827572016 is a wasteful number, since it uses less digits than its factorization.

63651827572016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64104356 (or 64104350 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 59.

The spelling of 63651827572016 in words is "sixty-three trillion, six hundred fifty-one billion, eight hundred twenty-seven million, five hundred seventy-two thousand, sixteen".