240000000000 has 308 divisors, whose sum is σ = 799951155492. Its totient is φ = 64000000000.

The previous prime is 239999999999. The next prime is 240000000041. The reversal of 240000000000 is 42.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 47999999998 + ... + 48000000002.

Almost surely, 2^240000000000 is an apocalyptic number.

240000000000 is a gapful number since it is divisible by the number (20) 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 240000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399975577746).

240000000000 is an abundant number, since it is smaller than the sum of its proper divisors (559951155492).

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

240000000000 is an frugal number, since it uses more digits than its factorization.

240000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 6.

Adding to 240000000000 its reverse (42), we get a palindrome (240000000042).

The spelling of 240000000000 in words is "two hundred forty billion", and thus it is an aban number.