12763267072 has 92 divisors (see below), whose sum is σ = 27179086680. Its totient is φ = 5972688896.

The previous prime is 12763267057. The next prime is 12763267073. The reversal of 12763267072 is 27076236721.

It is not an unprimeable number, because it can be changed into a prime (12763267073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71303079 + ... + 71303257.

Almost surely, 2^12763267072 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 12763267072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13589543340).

12763267072 is an abundant number, since it is smaller than the sum of its proper divisors (14415819608).

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

12763267072 is an frugal number, since it uses more digits than its factorization.

12763267072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 43.

The spelling of 12763267072 in words is "twelve billion, seven hundred sixty-three million, two hundred sixty-seven thousand, seventy-two".