12776093736 has 128 divisors (see below), whose sum is σ = 37776629760. Its totient is φ = 3523564800.

The previous prime is 12776093731. The next prime is 12776093741. The reversal of 12776093736 is 63739067721.

It is an interprime number because it is at equal distance from previous prime (12776093731) and next prime (12776093741).

It is not an unprimeable number, because it can be changed into a prime (12776093731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2189655 + ... + 2195481.

It is an arithmetic number, because the mean of its divisors is an integer number (295129920).

Almost surely, 2^12776093736 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 12776093736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18888314880).

12776093736 is an abundant number, since it is smaller than the sum of its proper divisors (25000536024).

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

12776093736 is a wasteful number, since it uses less digits than its factorization.

12776093736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6295 (or 6291 counting only the distinct ones).

The product of its (nonzero) digits is 2000376, while the sum is 51.

The spelling of 12776093736 in words is "twelve billion, seven hundred seventy-six million, ninety-three thousand, seven hundred thirty-six".