228435957784992 has 96 divisors (see below), whose sum is σ = 624997347287040. Its totient is φ = 72973591176960.

The previous prime is 228435957784981. The next prime is 228435957784997. The reversal of 228435957784992 is 299487759534822.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (228435957784997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372311892 + ... + 372924947.

It is an arithmetic number, because the mean of its divisors is an integer number (6510389034240).

Almost surely, 2^{228435957784992} is an apocalyptic number.

It is an amenable number.

228435957784992 is an abundant number, since it is smaller than the sum of its proper divisors (396561389502048).

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

228435957784992 is a wasteful number, since it uses less digits than its factorization.

228435957784992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745236986 (or 745236978 counting only the distinct ones).

The product of its digits is 21946982400, while the sum is 84.

The spelling of 228435957784992 in words is "two hundred twenty-eight trillion, four hundred thirty-five billion, nine hundred fifty-seven million, seven hundred eighty-four thousand, nine hundred ninety-two".