11636668891382 has 16 divisors (see below), whose sum is σ = 17588727535104. Its totient is φ = 5773762137000.

The previous prime is 11636668891369. The next prime is 11636668891391. The reversal of 11636668891382 is 28319886663611.

It is a congruent number.

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, 9324707 + ... + 10498737.

It is an arithmetic number, because the mean of its divisors is an integer number (1099295470944).

Almost surely, 2^{11636668891382} is an apocalyptic number.

11636668891382 is a deficient number, since it is larger than the sum of its proper divisors (5952058643722).

11636668891382 is a wasteful number, since it uses less digits than its factorization.

11636668891382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211995.

The product of its digits is 107495424, while the sum is 68.

The spelling of 11636668891382 in words is "eleven trillion, six hundred thirty-six billion, six hundred sixty-eight million, eight hundred ninety-one thousand, three hundred eighty-two".