240840060040 has 16 divisors (see below), whose sum is σ = 541890135180. Its totient is φ = 96336024000.

The previous prime is 240840060023. The next prime is 240840060067. The reversal of 240840060040 is 40060048042.

It can be written as a sum of positive squares in 2 ways, for example, as 237502224964 + 3337835076 = 487342^2 + 57774^2 .

It is a junction number, because it is equal to n+sod(n) for n = 240840059990 and 240840060008.

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 3 ways as a sum of consecutive naturals, for example, 3010500711 + ... + 3010500790.

Almost surely, 2^240840060040 is an apocalyptic number.

240840060040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240840060040 is an abundant number, since it is smaller than the sum of its proper divisors (301050075140).

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

240840060040 is a wasteful number, since it uses less digits than its factorization.

240840060040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6021001512 (or 6021001508 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The spelling of 240840060040 in words is "two hundred forty billion, eight hundred forty million, sixty thousand, forty".