228134455470 has 48 divisors (see below), whose sum is σ = 593406788832. Its totient is φ = 60809474880.

The previous prime is 228134455429. The next prime is 228134455481. The reversal of 228134455470 is 74554431822.

228134455470 is a `hidden beast` number, since 2 + 2 + 8 + 134 + 45 + 5 + 470 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 340437 + ... + 756416.

It is an arithmetic number, because the mean of its divisors is an integer number (12362641434).

Almost surely, 2^228134455470 is an apocalyptic number.

228134455470 is an abundant number, since it is smaller than the sum of its proper divisors (365272333362).

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

228134455470 is a wasteful number, since it uses less digits than its factorization.

228134455470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099177 (or 1099174 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 228134455470 in words is "two hundred twenty-eight billion, one hundred thirty-four million, four hundred fifty-five thousand, four hundred seventy".