553140266 has 16 divisors (see below), whose sum is σ = 971369280. Its totient is φ = 231277920.

The previous prime is 553140241. The next prime is 553140323. The reversal of 553140266 is 662041355.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481256 + ... + 482403.

It is an arithmetic number, because the mean of its divisors is an integer number (60710580).

Almost surely, 2^553140266 is an apocalyptic number.

553140266 is a deficient number, since it is larger than the sum of its proper divisors (418229014).

553140266 is a wasteful number, since it uses less digits than its factorization.

553140266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963709.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 553140266 is about 23518.9342020424. The cubic root of 553140266 is about 820.8776375742.

The spelling of 553140266 in words is "five hundred fifty-three million, one hundred forty thousand, two hundred sixty-six".