12477142454066 has 8 divisors (see below), whose sum is σ = 18908659183260. Its totient is φ = 6174256059648.

The previous prime is 12477142454053. The next prime is 12477142454081. The reversal of 12477142454066 is 66045424177421.

It can be written as a sum of positive squares in 2 ways, for example, as 12282466483225 + 194675970841 = 3504635^2 + 441221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×12477142454066³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 12477142453999 and 12477142454017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32157583451 + ... + 32157583838.

Almost surely, 2^{12477142454066} is an apocalyptic number.

12477142454066 is a deficient number, since it is larger than the sum of its proper divisors (6431516729194).

12477142454066 is an equidigital number, since it uses as much as digits as its factorization.

12477142454066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64315167388.

The product of its (nonzero) digits is 9031680, while the sum is 53.

The spelling of 12477142454066 in words is "twelve trillion, four hundred seventy-seven billion, one hundred forty-two million, four hundred fifty-four thousand, sixty-six".