228646051886 has 32 divisors (see below), whose sum is σ = 415048681152. Its totient is φ = 92220917760.

The previous prime is 228646051877. The next prime is 228646051901. The reversal of 228646051886 is 688150646822.

It is a Curzon number.

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, 6068546 + ... + 6106106.

It is an arithmetic number, because the mean of its divisors is an integer number (12970271286).

Almost surely, 2^228646051886 is an apocalyptic number.

228646051886 is a deficient number, since it is larger than the sum of its proper divisors (186402629266).

228646051886 is a wasteful number, since it uses less digits than its factorization.

228646051886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63164.

The product of its (nonzero) digits is 8847360, while the sum is 56.

The spelling of 228646051886 in words is "two hundred twenty-eight billion, six hundred forty-six million, fifty-one thousand, eight hundred eighty-six".