254669004669 has 4 divisors (see below), whose sum is σ = 339558672896. Its totient is φ = 169779336444.

The previous prime is 254669004643. The next prime is 254669004721. The reversal of 254669004669 is 966400966452.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 254669004669 - 2³³ = 246079070077 is a prime.

It is a super-2 number, since 2×254669004669² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254669000669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42444834109 + ... + 42444834114.

It is an arithmetic number, because the mean of its divisors is an integer number (84889668224).

Almost surely, 2^254669004669 is an apocalyptic number.

It is an amenable number.

254669004669 is a deficient number, since it is larger than the sum of its proper divisors (84889668227).

254669004669 is an equidigital number, since it uses as much as digits as its factorization.

254669004669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84889668226.

The product of its (nonzero) digits is 16796160, while the sum is 57.

The spelling of 254669004669 in words is "two hundred fifty-four billion, six hundred sixty-nine million, four thousand, six hundred sixty-nine".