228783011677 has 4 divisors (see below), whose sum is σ = 249581467296. Its totient is φ = 207984556060.

The previous prime is 228783011671. The next prime is 228783011711. The reversal of 228783011677 is 776110387822.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 228783011677 - 2⁷ = 228783011549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228783011671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10399227793 + ... + 10399227814.

It is an arithmetic number, because the mean of its divisors is an integer number (62395366824).

Almost surely, 2^228783011677 is an apocalyptic number.

It is an amenable number.

228783011677 is a deficient number, since it is larger than the sum of its proper divisors (20798455619).

228783011677 is a wasteful number, since it uses less digits than its factorization.

228783011677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20798455618.

The product of its (nonzero) digits is 1580544, while the sum is 52.

The spelling of 228783011677 in words is "two hundred twenty-eight billion, seven hundred eighty-three million, eleven thousand, six hundred seventy-seven".