12465761276 has 6 divisors (see below), whose sum is σ = 21815082240. Its totient is φ = 6232880636.

The previous prime is 12465761267. The next prime is 12465761299. The reversal of 12465761276 is 67216756421.

It is a super-2 number, since 2×12465761276² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12465761276.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1558220156 + ... + 1558220163.

It is an arithmetic number, because the mean of its divisors is an integer number (3635847040).

Almost surely, 2^12465761276 is an apocalyptic number.

It is an amenable number.

12465761276 is a deficient number, since it is larger than the sum of its proper divisors (9349320964).

12465761276 is a wasteful number, since it uses less digits than its factorization.

12465761276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116440323 (or 3116440321 counting only the distinct ones).

The product of its digits is 846720, while the sum is 47.

The spelling of 12465761276 in words is "twelve billion, four hundred sixty-five million, seven hundred sixty-one thousand, two hundred seventy-six".