240506523313 has 8 divisors (see below), whose sum is σ = 274868445632. Its totient is φ = 206145562896.

The previous prime is 240506523307. The next prime is 240506523317. The reversal of 240506523313 is 313325605042.

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

It is not a de Polignac number, because 240506523313 - 2¹⁷ = 240506392241 is a prime.

It is a super-2 number, since 2×240506523313² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240506523317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414106 + ... + 807772.

It is an arithmetic number, because the mean of its divisors is an integer number (34358555704).

Almost surely, 2^240506523313 is an apocalyptic number.

It is an amenable number.

240506523313 is a deficient number, since it is larger than the sum of its proper divisors (34361922319).

240506523313 is an equidigital number, since it uses as much as digits as its factorization.

240506523313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480951.

The product of its (nonzero) digits is 64800, while the sum is 34.

The spelling of 240506523313 in words is "two hundred forty billion, five hundred six million, five hundred twenty-three thousand, three hundred thirteen".