11743623424 has 81 divisors (see below), whose sum is σ = 25432076019. Its totient is φ = 5409730560.

The previous prime is 11743623389. The next prime is 11743623427. The reversal of 11743623424 is 42432634711.

The square root of 11743623424 is 108368.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 3863865600 + 7879757824 = 62160^2 + 88768^2 .

It is a super-2 number, since 2×11743623424² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11743623427) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22540284 + ... + 22540804.

Almost surely, 2^11743623424 is an apocalyptic number.

11743623424 is the 108368-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11743623424

11743623424 is an abundant number, since it is smaller than the sum of its proper divisors (13688452595).

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

11743623424 is an frugal number, since it uses more digits than its factorization.

11743623424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084 (or 536 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The spelling of 11743623424 in words is "eleven billion, seven hundred forty-three million, six hundred twenty-three thousand, four hundred twenty-four".