63342808671 has 16 divisors (see below), whose sum is σ = 85475422208. Its totient is φ = 41722128000.

The previous prime is 63342808667. The next prime is 63342808681. The reversal of 63342808671 is 17680824336.

It is not a de Polignac number, because 63342808671 - 2² = 63342808667 is a prime.

It is a super-2 number, since 2×63342808671² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63342808671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63342808681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253105 + ... + 436746.

It is an arithmetic number, because the mean of its divisors is an integer number (5342213888).

Almost surely, 2^63342808671 is an apocalyptic number.

63342808671 is a deficient number, since it is larger than the sum of its proper divisors (22132613537).

63342808671 is a wasteful number, since it uses less digits than its factorization.

63342808671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690222.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 63342808671 in words is "sixty-three billion, three hundred forty-two million, eight hundred eight thousand, six hundred seventy-one".