266000123153 has 8 divisors (see below), whose sum is σ = 266947226856. Its totient is φ = 265054432000.

The previous prime is 266000123099. The next prime is 266000123159. The reversal of 266000123153 is 351321000662.

It can be written as a sum of positive squares in 4 ways, for example, as 72173897104 + 193826226049 = 268652^2 + 440257^2 .

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 266000123153 - 2¹⁴ = 266000106769 is a prime.

It is a super-2 number, since 2×266000123153² (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 (266000123159) by changing a digit.

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, 24875 + ... + 729807.

It is an arithmetic number, because the mean of its divisors is an integer number (33368403357).

Almost surely, 2^266000123153 is an apocalyptic number.

It is an amenable number.

266000123153 is a deficient number, since it is larger than the sum of its proper divisors (947103703).

266000123153 is an equidigital number, since it uses as much as digits as its factorization.

266000123153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706275.

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 266000123153 in words is "two hundred sixty-six billion, one hundred twenty-three thousand, one hundred fifty-three".