254654930291 has 4 divisors (see below), whose sum is σ = 254824815000. Its totient is φ = 254485045584.

The previous prime is 254654930267. The next prime is 254654930323. The reversal of 254654930291 is 192039456452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 254654930291 - 2¹⁰ = 254654929267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (254654930251) 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, 84940106 + ... + 84943103.

It is an arithmetic number, because the mean of its divisors is an integer number (63706203750).

Almost surely, 2^254654930291 is an apocalyptic number.

254654930291 is a deficient number, since it is larger than the sum of its proper divisors (169884709).

254654930291 is a wasteful number, since it uses less digits than its factorization.

254654930291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169884708.

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 254654930291 in words is "two hundred fifty-four billion, six hundred fifty-four million, nine hundred thirty thousand, two hundred ninety-one".