228000121485 has 16 divisors (see below), whose sum is σ = 365497721664. Its totient is φ = 121367555712.

The previous prime is 228000121471. The next prime is 228000121519. The reversal of 228000121485 is 584121000822.

It is not a de Polignac number, because 228000121485 - 2¹⁵ = 228000088717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14523712 + ... + 14539401.

It is an arithmetic number, because the mean of its divisors is an integer number (22843607604).

Almost surely, 2^228000121485 is an apocalyptic number.

It is an amenable number.

228000121485 is a deficient number, since it is larger than the sum of its proper divisors (137497600179).

228000121485 is a wasteful number, since it uses less digits than its factorization.

228000121485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29063644.

The product of its (nonzero) digits is 10240, while the sum is 33.

The spelling of 228000121485 in words is "two hundred twenty-eight billion, one hundred twenty-one thousand, four hundred eighty-five".