11583031844 has 24 divisors (see below), whose sum is σ = 20387572128. Its totient is φ = 5758082240.

The previous prime is 11583031843. The next prime is 11583031871. The reversal of 11583031844 is 44813038511.

It is a junction number, because it is equal to n+sod(n) for n = 11583031798 and 11583031807.

It is not an unprimeable number, because it can be changed into a prime (11583031841) 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, 682607 + ... + 699369.

It is an arithmetic number, because the mean of its divisors is an integer number (849482172).

Almost surely, 2^11583031844 is an apocalyptic number.

It is an amenable number.

11583031844 is a deficient number, since it is larger than the sum of its proper divisors (8804540284).

11583031844 is a wasteful number, since it uses less digits than its factorization.

11583031844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17755 (or 17753 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 11583031844 in words is "eleven billion, five hundred eighty-three million, thirty-one thousand, eight hundred forty-four".