63032371864 has 256 divisors, whose sum is σ = 159667200000. Its totient is φ = 23060419200.

The previous prime is 63032371847. The next prime is 63032371879. The reversal of 63032371864 is 46817323036.

It is a self number, because there is not a number n which added to its sum of digits gives 63032371864.

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 63 ways as a sum of consecutive naturals, for example, 75127557 + ... + 75128395.

It is an arithmetic number, because the mean of its divisors is an integer number (623700000).

Almost surely, 2^63032371864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63032371864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79833600000).

63032371864 is an abundant number, since it is smaller than the sum of its proper divisors (96634828136).

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

63032371864 is a wasteful number, since it uses less digits than its factorization.

63032371864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027 (or 1009 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 63032371864 in words is "sixty-three billion, thirty-two million, three hundred seventy-one thousand, eight hundred sixty-four".