12254023455146 has 32 divisors (see below), whose sum is σ = 20334996648000. Its totient is φ = 5491473252480.

The previous prime is 12254023455143. The next prime is 12254023455209. The reversal of 12254023455146 is 64155432045221.

It is a super-2 number, since 2×12254023455146² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12254023455097 and 12254023455106.

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 15 ways as a sum of consecutive naturals, for example, 2397680 + ... + 5500628.

It is an arithmetic number, because the mean of its divisors is an integer number (635468645250).

Almost surely, 2^{12254023455146} is an apocalyptic number.

12254023455146 is a deficient number, since it is larger than the sum of its proper divisors (8080973192854).

12254023455146 is a wasteful number, since it uses less digits than its factorization.

12254023455146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105494.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 12254023455146 in words is "twelve trillion, two hundred fifty-four billion, twenty-three million, four hundred fifty-five thousand, one hundred forty-six".