63772347792 has 80 divisors (see below), whose sum is σ = 174686533632. Its totient is φ = 19978291200.

The previous prime is 63772347763. The next prime is 63772347803. The reversal of 63772347792 is 29774327736.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516273 + ... + 627759.

Almost surely, 2^63772347792 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 63772347792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87343266816).

63772347792 is an abundant number, since it is smaller than the sum of its proper divisors (110914185840).

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

63772347792 is a wasteful number, since it uses less digits than its factorization.

63772347792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112216 (or 112210 counting only the distinct ones).

The product of its digits is 18670176, while the sum is 57.

The spelling of 63772347792 in words is "sixty-three billion, seven hundred seventy-two million, three hundred forty-seven thousand, seven hundred ninety-two".