12285539558281 has 8 divisors (see below), whose sum is σ = 13451862169728. Its totient is φ = 11127459510000.

The previous prime is 12285539558273. The next prime is 12285539558309. The reversal of 12285539558281 is 18285593558221.

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

It is a cyclic number.

It is not a de Polignac number, because 12285539558281 - 2³ = 12285539558273 is a prime.

It is a super-2 number, since 2×12285539558281² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12285539558261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2060637670 + ... + 2060643631.

It is an arithmetic number, because the mean of its divisors is an integer number (1681482771216).

Almost surely, 2^{12285539558281} is an apocalyptic number.

12285539558281 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12285539558281 is a deficient number, since it is larger than the sum of its proper divisors (1166322611447).

12285539558281 is a wasteful number, since it uses less digits than its factorization.

12285539558281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4121281583.

The product of its digits is 69120000, while the sum is 64.

The spelling of 12285539558281 in words is "twelve trillion, two hundred eighty-five billion, five hundred thirty-nine million, five hundred fifty-eight thousand, two hundred eighty-one".