63471622488 has 32 divisors (see below), whose sum is σ = 159128593200. Its totient is φ = 21097269248.

The previous prime is 63471622463. The next prime is 63471622507. The reversal of 63471622488 is 88422617436.

It is a super-2 number, since 2×63471622488² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63471622488.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3737493 + ... + 3754436.

Almost surely, 2^63471622488 is an apocalyptic number.

It is an amenable number.

63471622488 is an abundant number, since it is smaller than the sum of its proper divisors (95656970712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63471622488 is a wasteful number, since it uses less digits than its factorization.

63471622488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7492291 (or 7492287 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The spelling of 63471622488 in words is "sixty-three billion, four hundred seventy-one million, six hundred twenty-two thousand, four hundred eighty-eight".