11400843504 has 80 divisors (see below), whose sum is σ = 30892522752. Its totient is φ = 3616149504.

The previous prime is 11400843499. The next prime is 11400843511. The reversal of 11400843504 is 40534800411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186319 + ... + 239825.

Almost surely, 2^11400843504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11400843504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15446261376).

11400843504 is an abundant number, since it is smaller than the sum of its proper divisors (19491679248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11400843504 is a wasteful number, since it uses less digits than its factorization.

11400843504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53734 (or 53728 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 11400843504 in words is "eleven billion, four hundred million, eight hundred forty-three thousand, five hundred four".