12075276249 has 24 divisors (see below), whose sum is σ = 17618808480. Its totient is φ = 7968950208.

The previous prime is 12075276221. The next prime is 12075276251. The reversal of 12075276249 is 94267257021.

12075276249 is a `hidden beast` number, since 1 + 20 + 7 + 527 + 62 + 49 = 666.

It is not a de Polignac number, because 12075276249 - 2⁷ = 12075276121 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12075274249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420189 + ... + 448005.

It is an arithmetic number, because the mean of its divisors is an integer number (734117020).

Almost surely, 2^12075276249 is an apocalyptic number.

It is an amenable number.

12075276249 is a deficient number, since it is larger than the sum of its proper divisors (5543532231).

12075276249 is a wasteful number, since it uses less digits than its factorization.

12075276249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28309 (or 28306 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 12075276249 in words is "twelve billion, seventy-five million, two hundred seventy-six thousand, two hundred forty-nine".