40244530000 has 100 divisors (see below), whose sum is σ = 100070357860. Its totient is φ = 15662592000.

The previous prime is 40244529961. The next prime is 40244530019. The reversal of 40244530000 is 3544204.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 23801084176 + 16443445824 = 154276^2 + 128232^2 .

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 315616 + ... + 424384.

Almost surely, 2^40244530000 is an apocalyptic number.

40244530000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40244530000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50035178930).

40244530000 is an abundant number, since it is smaller than the sum of its proper divisors (59825827860).

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

40244530000 is a wasteful number, since it uses less digits than its factorization.

40244530000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108834 (or 108813 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The spelling of 40244530000 in words is "forty billion, two hundred forty-four million, five hundred thirty thousand".