11888941216906 has 128 divisors (see below), whose sum is σ = 20006512517376. Its totient is φ = 5264512081920.

The previous prime is 11888941216903. The next prime is 11888941216937. The reversal of 11888941216906 is 60961214988811.

It is not an unprimeable number, because it can be changed into a prime (11888941216903) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7022409796 + ... + 7022411488.

It is an arithmetic number, because the mean of its divisors is an integer number (156300879042).

Almost surely, 2^{11888941216906} is an apocalyptic number.

11888941216906 is a deficient number, since it is larger than the sum of its proper divisors (8117571300470).

11888941216906 is a wasteful number, since it uses less digits than its factorization.

11888941216906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2456.

The product of its (nonzero) digits is 11943936, while the sum is 64.

The spelling of 11888941216906 in words is "eleven trillion, eight hundred eighty-eight billion, nine hundred forty-one million, two hundred sixteen thousand, nine hundred six".