12276961936 has 40 divisors (see below), whose sum is σ = 24453856728. Its totient is φ = 5967360000.

The previous prime is 12276961909. The next prime is 12276961951. The reversal of 12276961936 is 63916967221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1511654400 + 10765307536 = 38880^2 + 103756^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151036 + ... + 217636.

Almost surely, 2^12276961936 is an apocalyptic number.

12276961936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12276961936 is a deficient number, since it is larger than the sum of its proper divisors (12176894792).

12276961936 is a wasteful number, since it uses less digits than its factorization.

12276961936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66931 (or 66925 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 52.

The spelling of 12276961936 in words is "twelve billion, two hundred seventy-six million, nine hundred sixty-one thousand, nine hundred thirty-six".