63664524510 has 64 divisors (see below), whose sum is σ = 161927553600. Its totient is φ = 15964250112.

The previous prime is 63664524487. The next prime is 63664524529. The reversal of 63664524510 is 1542546636.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 520506 + ... + 631074.

It is an arithmetic number, because the mean of its divisors is an integer number (2530118025).

Almost surely, 2^63664524510 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63664524510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80963776800).

63664524510 is an abundant number, since it is smaller than the sum of its proper divisors (98263029090).

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

63664524510 is a wasteful number, since it uses less digits than its factorization.

63664524510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111725.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 63664524510 in words is "sixty-three billion, six hundred sixty-four million, five hundred twenty-four thousand, five hundred ten".