11541671286 has 36 divisors (see below), whose sum is σ = 23500646676. Its totient is φ = 3778891440.

The previous prime is 11541671279. The next prime is 11541671311. The reversal of 11541671286 is 68217614511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16052035 + ... + 16052753.

It is an arithmetic number, because the mean of its divisors is an integer number (652795741).

Almost surely, 2^11541671286 is an apocalyptic number.

11541671286 is an abundant number, since it is smaller than the sum of its proper divisors (11958975390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11541671286 is an frugal number, since it uses more digits than its factorization.

11541671286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565 (or 785 counting only the distinct ones).

The product of its digits is 80640, while the sum is 42.

The spelling of 11541671286 in words is "eleven billion, five hundred forty-one million, six hundred seventy-one thousand, two hundred eighty-six".