12404276145 has 16 divisors (see below), whose sum is σ = 22052046720. Its totient is φ = 6615613872.

The previous prime is 12404276123. The next prime is 12404276153. The reversal of 12404276145 is 54167240421.

12404276145 is a `hidden beast` number, since 1 + 240 + 4 + 276 + 145 = 666.

It is not a de Polignac number, because 12404276145 - 2⁹ = 12404275633 is a prime.

It is a super-2 number, since 2×12404276145² (a number of 21 digits) contains 22 as substring.

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 in 15 ways as a sum of consecutive naturals, for example, 45941629 + ... + 45941898.

It is an arithmetic number, because the mean of its divisors is an integer number (1378252920).

Almost surely, 2^12404276145 is an apocalyptic number.

12404276145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12404276145 is a deficient number, since it is larger than the sum of its proper divisors (9647770575).

12404276145 is an equidigital number, since it uses as much as digits as its factorization.

12404276145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91883541 (or 91883535 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The spelling of 12404276145 in words is "twelve billion, four hundred four million, two hundred seventy-six thousand, one hundred forty-five".