3561183412881 has 8 divisors (see below), whose sum is σ = 4750365258240. Its totient is φ = 2373061921392.

The previous prime is 3561183412873. The next prime is 3561183412883. The reversal of 3561183412881 is 1882143811653.

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

It is not a de Polignac number, because 3561183412881 - 2³ = 3561183412873 is a prime.

It is a super-2 number, since 2×3561183412881² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3561183412883) 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, 265080630 + ... + 265094063.

It is an arithmetic number, because the mean of its divisors is an integer number (593795657280).

Almost surely, 2^{3561183412881} is an apocalyptic number.

It is an amenable number.

3561183412881 is a deficient number, since it is larger than the sum of its proper divisors (1189181845359).

3561183412881 is a wasteful number, since it uses less digits than its factorization.

3561183412881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530176935.

The product of its digits is 1105920, while the sum is 51.

The spelling of 3561183412881 in words is "three trillion, five hundred sixty-one billion, one hundred eighty-three million, four hundred twelve thousand, eight hundred eighty-one".