254652663 has 4 divisors (see below), whose sum is σ = 339536888. Its totient is φ = 169768440.

The previous prime is 254652661. The next prime is 254652677. The reversal of 254652663 is 366256452.

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

It is not a de Polignac number, because 254652663 - 2¹ = 254652661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254652661) 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, 42442108 + ... + 42442113.

It is an arithmetic number, because the mean of its divisors is an integer number (84884222).

Almost surely, 2^254652663 is an apocalyptic number.

254652663 is a deficient number, since it is larger than the sum of its proper divisors (84884225).

254652663 is an equidigital number, since it uses as much as digits as its factorization.

254652663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84884224.

The product of its digits is 259200, while the sum is 39.

The square root of 254652663 is about 15957.8401734069. The cubic root of 254652663 is about 633.8445211461.

The spelling of 254652663 in words is "two hundred fifty-four million, six hundred fifty-two thousand, six hundred sixty-three".