228454220434 has 16 divisors (see below), whose sum is σ = 373873269600. Its totient is φ = 103831968960.

The previous prime is 228454220413. The next prime is 228454220443. The reversal of 228454220434 is 434022454822.

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, 325824 + ... + 750379.

It is an arithmetic number, because the mean of its divisors is an integer number (23367079350).

Almost surely, 2^228454220434 is an apocalyptic number.

228454220434 is a deficient number, since it is larger than the sum of its proper divisors (145419049166).

228454220434 is a wasteful number, since it uses less digits than its factorization.

228454220434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085865.

The product of its (nonzero) digits is 491520, while the sum is 40.

The spelling of 228454220434 in words is "two hundred twenty-eight billion, four hundred fifty-four million, two hundred twenty thousand, four hundred thirty-four".