63534417331064 has 32 divisors (see below), whose sum is σ = 122192928527040. Its totient is φ = 30951672691200.

The previous prime is 63534417331037. The next prime is 63534417331093. The reversal of 63534417331064 is 46013371443536.

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 in 7 ways as a sum of consecutive naturals, for example, 127018784 + ... + 127517999.

It is an arithmetic number, because the mean of its divisors is an integer number (3818529016470).

Almost surely, 2^{63534417331064} is an apocalyptic number.

It is an amenable number.

63534417331064 is a deficient number, since it is larger than the sum of its proper divisors (58658511195976).

63534417331064 is a wasteful number, since it uses less digits than its factorization.

63534417331064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254537591 (or 254537587 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 50.

The spelling of 63534417331064 in words is "sixty-three trillion, five hundred thirty-four billion, four hundred seventeen million, three hundred thirty-one thousand, sixty-four".