266146041 has 16 divisors (see below), whose sum is σ = 423189504. Its totient is φ = 145470864.

The previous prime is 266146039. The next prime is 266146061. The reversal of 266146041 is 140641662.

It is not a de Polignac number, because 266146041 - 2¹ = 266146039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (266146031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275031 + ... + 275996.

It is an arithmetic number, because the mean of its divisors is an integer number (26449344).

Almost surely, 2^266146041 is an apocalyptic number.

266146041 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

266146041 is a deficient number, since it is larger than the sum of its proper divisors (157043463).

266146041 is a wasteful number, since it uses less digits than its factorization.

266146041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551060.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 266146041 is about 16313.9829900610. The cubic root of 266146041 is about 643.2404347113.

The spelling of 266146041 in words is "two hundred sixty-six million, one hundred forty-six thousand, forty-one".