240166260006025 has 24 divisors (see below), whose sum is σ = 299109931117400. Its totient is φ = 191291885452800.

The previous prime is 240166260005977. The next prime is 240166260006139. The reversal of 240166260006025 is 520600062661042.

It can be written as a sum of positive squares in 12 ways, for example, as 94759633615936 + 145406626390089 = 9734456^2 + 12058467^2 .

It is not a de Polignac number, because 240166260006025 - 2¹⁹ = 240166259481737 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 705659395 + ... + 705999655.

Almost surely, 2^{240166260006025} is an apocalyptic number.

240166260006025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

240166260006025 is a deficient number, since it is larger than the sum of its proper divisors (58943671111375).

240166260006025 is a wasteful number, since it uses less digits than its factorization.

240166260006025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463789 (or 463784 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 240166260006025 in words is "two hundred forty trillion, one hundred sixty-six billion, two hundred sixty million, six thousand, twenty-five".