240808889662145 has 8 divisors (see below), whose sum is σ = 330252191536704. Its totient is φ = 165126095768304.

The previous prime is 240808889662127. The next prime is 240808889662163. The reversal of 240808889662145 is 541266988808042.

It is an interprime number because it is at equal distance from previous prime (240808889662127) and next prime (240808889662163).

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

It is a cyclic number.

It is not a de Polignac number, because 240808889662145 - 2²⁰ = 240808888613569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3440126995139 + ... + 3440126995208.

It is an arithmetic number, because the mean of its divisors is an integer number (41281523942088).

Almost surely, 2^{240808889662145} is an apocalyptic number.

It is an amenable number.

240808889662145 is a deficient number, since it is larger than the sum of its proper divisors (89443301874559).

240808889662145 is an equidigital number, since it uses as much as digits as its factorization.

240808889662145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6880253990359.

The product of its (nonzero) digits is 424673280, while the sum is 71.

The spelling of 240808889662145 in words is "two hundred forty trillion, eight hundred eight billion, eight hundred eighty-nine million, six hundred sixty-two thousand, one hundred forty-five".