228713416155 has 32 divisors (see below), whose sum is σ = 464687577600. Its totient is φ = 104554704096.

The previous prime is 228713416121. The next prime is 228713416177. The reversal of 228713416155 is 551614317822.

228713416155 is a `hidden beast` number, since 2 + 2 + 87 + 1 + 3 + 416 + 155 = 666.

It is not a de Polignac number, because 228713416155 - 2¹⁹ = 228712891867 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 228713416155.

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, 121011445 + ... + 121013334.

It is an arithmetic number, because the mean of its divisors is an integer number (14521486800).

Almost surely, 2^228713416155 is an apocalyptic number.

228713416155 is an abundant number, since it is smaller than the sum of its proper divisors (235974161445).

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

228713416155 is a wasteful number, since it uses less digits than its factorization.

228713416155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242024800 (or 242024794 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The spelling of 228713416155 in words is "two hundred twenty-eight billion, seven hundred thirteen million, four hundred sixteen thousand, one hundred fifty-five".