228177395712 has 480 divisors, whose sum is σ = 797900042240. Its totient is φ = 63063982080.

The previous prime is 228177395701. The next prime is 228177395713. The reversal of 228177395712 is 217593771822.

228177395712 is a `hidden beast` number, since 2 + 28 + 17 + 7 + 39 + 571 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (228177395713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95992668 + ... + 95995044.

Almost surely, 2^228177395712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228177395712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398950021120).

228177395712 is an abundant number, since it is smaller than the sum of its proper divisors (569722646528).

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

228177395712 is an equidigital number, since it uses as much as digits as its factorization.

228177395712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452 (or 2420 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 54.

The spelling of 228177395712 in words is "two hundred twenty-eight billion, one hundred seventy-seven million, three hundred ninety-five thousand, seven hundred twelve".