228377733664 has 24 divisors (see below), whose sum is σ = 449648348688. Its totient is φ = 114181327680.

The previous prime is 228377733637. The next prime is 228377733673. The reversal of 228377733664 is 466337773822.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 228377733599 and 228377733608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273579 + ... + 729109.

It is an arithmetic number, because the mean of its divisors is an integer number (18735347862).

Almost surely, 2^228377733664 is an apocalyptic number.

It is an amenable number.

228377733664 is a deficient number, since it is larger than the sum of its proper divisors (221270615024).

228377733664 is a wasteful number, since it uses less digits than its factorization.

228377733664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471208 (or 471200 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 58.

The spelling of 228377733664 in words is "two hundred twenty-eight billion, three hundred seventy-seven million, seven hundred thirty-three thousand, six hundred sixty-four".