12276176445 has 48 divisors (see below), whose sum is σ = 23011672320. Its totient is φ = 6018300288.

The previous prime is 12276176369. The next prime is 12276176453. The reversal of 12276176445 is 54467167221.

12276176445 is a `hidden beast` number, since 1 + 2 + 27 + 617 + 6 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 12276176445 - 2⁸ = 12276176189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 12276176445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95914 + ... + 183716.

It is an arithmetic number, because the mean of its divisors is an integer number (479409840).

Almost surely, 2^12276176445 is an apocalyptic number.

12276176445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12276176445 is a deficient number, since it is larger than the sum of its proper divisors (10735495875).

12276176445 is a wasteful number, since it uses less digits than its factorization.

12276176445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88066 (or 88063 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 12276176445 in words is "twelve billion, two hundred seventy-six million, one hundred seventy-six thousand, four hundred forty-five".