11893556338 has 8 divisors (see below), whose sum is σ = 18091607040. Its totient is φ = 5863020660.

The previous prime is 11893556333. The next prime is 11893556387. The reversal of 11893556338 is 83365539811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11893556333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41878578 + ... + 41878861.

It is an arithmetic number, because the mean of its divisors is an integer number (2261450880).

Almost surely, 2^11893556338 is an apocalyptic number.

11893556338 is a deficient number, since it is larger than the sum of its proper divisors (6198050702).

11893556338 is an equidigital number, since it uses as much as digits as its factorization.

11893556338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83757512.

The product of its digits is 2332800, while the sum is 52.

The spelling of 11893556338 in words is "eleven billion, eight hundred ninety-three million, five hundred fifty-six thousand, three hundred thirty-eight".