24040033040 has 20 divisors (see below), whose sum is σ = 55893077004. Its totient is φ = 9616013184.

The previous prime is 24040033019. The next prime is 24040033049. The reversal of 24040033040 is 4033004042.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13612355584 + 10427677456 = 116672^2 + 102116^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (24040033049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150250127 + ... + 150250286.

Almost surely, 2^24040033040 is an apocalyptic number.

24040033040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24040033040 is an abundant number, since it is smaller than the sum of its proper divisors (31853043964).

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

24040033040 is a wasteful number, since it uses less digits than its factorization.

24040033040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300500426 (or 300500420 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 24040033040 its reverse (4033004042), we get a palindrome (28073037082).

The spelling of 24040033040 in words is "twenty-four billion, forty million, thirty-three thousand, forty".