240570172042 has 8 divisors (see below), whose sum is σ = 362687011236. Its totient is φ = 119674501632.

The previous prime is 240570172033. The next prime is 240570172043. The reversal of 240570172042 is 240271075042.

It can be written as a sum of positive squares in 2 ways, for example, as 240365653441 + 204518601 = 490271^2 + 14301^2 .

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 = 240570171989 and 240570172007.

It is not an unprimeable number, because it can be changed into a prime (240570172043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305291703 + ... + 305292490.

Almost surely, 2^240570172042 is an apocalyptic number.

240570172042 is a deficient number, since it is larger than the sum of its proper divisors (122116839194).

240570172042 is a wasteful number, since it uses less digits than its factorization.

240570172042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610584392.

The product of its (nonzero) digits is 31360, while the sum is 34.

The spelling of 240570172042 in words is "two hundred forty billion, five hundred seventy million, one hundred seventy-two thousand, forty-two".