12303672056581 has 8 divisors (see below), whose sum is σ = 13304596567680. Its totient is φ = 11333545222848.

The previous prime is 12303672056573. The next prime is 12303672056603. The reversal of 12303672056581 is 18565027630321.

It is a happy number.

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 12303672056581 - 2³ = 12303672056573 is a prime.

It is a super-2 number, since 2×12303672056581² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303672056551) 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, 7699418511 + ... + 7699420108.

It is an arithmetic number, because the mean of its divisors is an integer number (1663074570960).

Almost surely, 2^{12303672056581} is an apocalyptic number.

It is an amenable number.

12303672056581 is a deficient number, since it is larger than the sum of its proper divisors (1000924511099).

12303672056581 is a wasteful number, since it uses less digits than its factorization.

12303672056581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15398838683.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 12303672056581 in words is "twelve trillion, three hundred three billion, six hundred seventy-two million, fifty-six thousand, five hundred eighty-one".