266042450 has 12 divisors (see below), whose sum is σ = 494839050. Its totient is φ = 106416960.

The previous prime is 266042443. The next prime is 266042453. The reversal of 266042450 is 54240662.

266042450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 250683889 + 15358561 = 15833^2 + 3919^2 .

It is not an unprimeable number, because it can be changed into a prime (266042453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2660375 + ... + 2660474.

Almost surely, 2^266042450 is an apocalyptic number.

266042450 is a deficient number, since it is larger than the sum of its proper divisors (228796600).

266042450 is a wasteful number, since it uses less digits than its factorization.

266042450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5320861 (or 5320856 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 266042450 is about 16310.8077666313. The cubic root of 266042450 is about 643.1569685477.

The spelling of 266042450 in words is "two hundred sixty-six million, forty-two thousand, four hundred fifty".