12411127885 has 16 divisors (see below), whose sum is σ = 16109054640. Its totient is φ = 9125107200.

The previous prime is 12411127873. The next prime is 12411127889. The reversal of 12411127885 is 58872111421.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 541679076 + 11869448809 = 23274^2 + 108947^2 .

It is not a de Polignac number, because 12411127885 - 2¹⁷ = 12410996813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12411127889) 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, 402016 + ... + 431785.

It is an arithmetic number, because the mean of its divisors is an integer number (1006815915).

Almost surely, 2^12411127885 is an apocalyptic number.

It is an amenable number.

12411127885 is a deficient number, since it is larger than the sum of its proper divisors (3697926755).

12411127885 is a wasteful number, since it uses less digits than its factorization.

12411127885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834048.

The product of its digits is 35840, while the sum is 40.

The spelling of 12411127885 in words is "twelve billion, four hundred eleven million, one hundred twenty-seven thousand, eight hundred eighty-five".