2254866518 has 4 divisors (see below), whose sum is σ = 3382299780. Its totient is φ = 1127433258.

The previous prime is 2254866473. The next prime is 2254866527. The reversal of 2254866518 is 8156684522.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563716628 + ... + 563716631.

It is an arithmetic number, because the mean of its divisors is an integer number (845574945).

Almost surely, 2^2254866518 is an apocalyptic number.

2254866518 is a deficient number, since it is larger than the sum of its proper divisors (1127433262).

2254866518 is a wasteful number, since it uses less digits than its factorization.

2254866518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127433261.

The product of its digits is 921600, while the sum is 47.

The square root of 2254866518 is about 47485.4347984727. The cubic root of 2254866518 is about 1311.3147490369.

The spelling of 2254866518 in words is "two billion, two hundred fifty-four million, eight hundred sixty-six thousand, five hundred eighteen".