11093971642 has 16 divisors (see below), whose sum is σ = 17933442912. Its totient is φ = 5116748400.

The previous prime is 11093971633. The next prime is 11093971649. The reversal of 11093971642 is 24617939011.

It is not an unprimeable number, because it can be changed into a prime (11093971649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109308 + ... + 184759.

It is an arithmetic number, because the mean of its divisors is an integer number (1120840182).

Almost surely, 2^11093971642 is an apocalyptic number.

11093971642 is a deficient number, since it is larger than the sum of its proper divisors (6839471270).

11093971642 is a wasteful number, since it uses less digits than its factorization.

11093971642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295533.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 11093971642 in words is "eleven billion, ninety-three million, nine hundred seventy-one thousand, six hundred forty-two".