240536003138 has 8 divisors (see below), whose sum is σ = 360938190540. Its totient is φ = 120223272960.

The previous prime is 240536003137. The next prime is 240536003143. The reversal of 240536003138 is 831300635042.

It can be written as a sum of positive squares in 2 ways, for example, as 194713035169 + 45822967969 = 441263^2 + 214063^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 240536003098 and 240536003107.

It is not an unprimeable number, because it can be changed into a prime (240536003137) 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, 22357583 + ... + 22368338.

Almost surely, 2^240536003138 is an apocalyptic number.

240536003138 is a deficient number, since it is larger than the sum of its proper divisors (120402187402).

240536003138 is a wasteful number, since it uses less digits than its factorization.

240536003138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44728612.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 240536003138 in words is "two hundred forty billion, five hundred thirty-six million, three thousand, one hundred thirty-eight".