63750009792 has 336 divisors, whose sum is σ = 208900166400. Its totient is φ = 17048199168.

The previous prime is 63750009779. The next prime is 63750009803. The reversal of 63750009792 is 29790005736.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31826263 + ... + 31828265.

Almost surely, 2^63750009792 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 63750009792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104450083200).

63750009792 is an abundant number, since it is smaller than the sum of its proper divisors (145150156608).

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

63750009792 is a wasteful number, since it uses less digits than its factorization.

63750009792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248 (or 2231 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 48.

The spelling of 63750009792 in words is "sixty-three billion, seven hundred fifty million, nine thousand, seven hundred ninety-two".