11543704244 has 12 divisors (see below), whose sum is σ = 20270431524. Its totient is φ = 5752152384.

The previous prime is 11543704229. The next prime is 11543704261. The reversal of 11543704244 is 44240734511.

It can be written as a sum of positive squares in 2 ways, for example, as 4873715344 + 6669988900 = 69812^2 + 81670^2 .

It is a super-2 number, since 2×11543704244² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4923617 + ... + 4925960.

It is an arithmetic number, because the mean of its divisors is an integer number (1689202627).

Almost surely, 2^11543704244 is an apocalyptic number.

It is an amenable number.

11543704244 is a deficient number, since it is larger than the sum of its proper divisors (8726727280).

11543704244 is a wasteful number, since it uses less digits than its factorization.

11543704244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9849874 (or 9849872 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 11543704244 in words is "eleven billion, five hundred forty-three million, seven hundred four thousand, two hundred forty-four".