12254023455147 has 80 divisors (see below), whose sum is σ = 19025895651840. Its totient is φ = 7855035438528.

The previous prime is 12254023455143. The next prime is 12254023455209. The reversal of 12254023455147 is 74155432045221.

12254023455147 is a `hidden beast` number, since 1 + 2 + 2 + 54 + 0 + 2 + 3 + 4 + 551 + 47 = 666.

12254023455147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12254023455147 - 2² = 12254023455143 is a prime.

It is a super-2 number, since 2×12254023455147² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12254023455143) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 56452273 + ... + 56668925.

It is an arithmetic number, because the mean of its divisors is an integer number (237823695648).

Almost surely, 2^{12254023455147} is an apocalyptic number.

12254023455147 is a deficient number, since it is larger than the sum of its proper divisors (6771872196693).

12254023455147 is a wasteful number, since it uses less digits than its factorization.

12254023455147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216974 (or 216965 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 45.

The spelling of 12254023455147 in words is "twelve trillion, two hundred fifty-four billion, twenty-three million, four hundred fifty-five thousand, one hundred forty-seven".