11487643882 has 16 divisors (see below), whose sum is σ = 20243960352. Its totient is φ = 4819990320.

The previous prime is 11487643877. The next prime is 11487643901. The reversal of 11487643882 is 28834678411.

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, 20083008 + ... + 20083579.

It is an arithmetic number, because the mean of its divisors is an integer number (1265247522).

Almost surely, 2^11487643882 is an apocalyptic number.

11487643882 is a deficient number, since it is larger than the sum of its proper divisors (8756316470).

11487643882 is a wasteful number, since it uses less digits than its factorization.

11487643882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40166613.

The product of its digits is 2064384, while the sum is 52.

The spelling of 11487643882 in words is "eleven billion, four hundred eighty-seven million, six hundred forty-three thousand, eight hundred eighty-two".