11431335541988 has 24 divisors (see below), whose sum is σ = 21072668719200. Its totient is φ = 5411000060928.

The previous prime is 11431335541957. The next prime is 11431335542047. The reversal of 11431335541988 is 88914553313411.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53268470 + ... + 53482637.

It is an arithmetic number, because the mean of its divisors is an integer number (878027863300).

Almost surely, 2^{11431335541988} is an apocalyptic number.

It is an amenable number.

11431335541988 is a deficient number, since it is larger than the sum of its proper divisors (9641333177212).

11431335541988 is a wasteful number, since it uses less digits than its factorization.

11431335541988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106752539 (or 106752537 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 56.

The spelling of 11431335541988 in words is "eleven trillion, four hundred thirty-one billion, three hundred thirty-five million, five hundred forty-one thousand, nine hundred eighty-eight".