228040359558 has 64 divisors (see below), whose sum is σ = 499262607360. Its totient is φ = 68864637600.

The previous prime is 228040359461. The next prime is 228040359563. The reversal of 228040359558 is 855953040822.

It is a self number, because there is not a number n which added to its sum of digits gives 228040359558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27434223 + ... + 27442533.

It is an arithmetic number, because the mean of its divisors is an integer number (7800978240).

Almost surely, 2^228040359558 is an apocalyptic number.

228040359558 is an abundant number, since it is smaller than the sum of its proper divisors (271222247802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228040359558 is a wasteful number, since it uses less digits than its factorization.

228040359558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9713.

The product of its (nonzero) digits is 3456000, while the sum is 51.

The spelling of 228040359558 in words is "two hundred twenty-eight billion, forty million, three hundred fifty-nine thousand, five hundred fifty-eight".