11846865338 has 60 divisors (see below), whose sum is σ = 22787843610. Its totient is φ = 4615435440.

The previous prime is 11846865299. The next prime is 11846865353. The reversal of 11846865338 is 83356864811.

It can be written as a sum of positive squares in only one way, i.e., 7161052129 + 4685813209 = 84623^2 + 68453^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11846865338.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 570848 + ... + 591236.

Almost surely, 2^11846865338 is an apocalyptic number.

11846865338 is a deficient number, since it is larger than the sum of its proper divisors (10940978272).

11846865338 is an equidigital number, since it uses as much as digits as its factorization.

11846865338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20441 (or 20409 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 53.

The spelling of 11846865338 in words is "eleven billion, eight hundred forty-six million, eight hundred sixty-five thousand, three hundred thirty-eight".