229166668773 has 24 divisors (see below), whose sum is σ = 392318250688. Its totient is φ = 130952381184.

The previous prime is 229166668771. The next prime is 229166668903. The reversal of 229166668773 is 377866661922.

It is not a de Polignac number, because 229166668773 - 2¹ = 229166668771 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 229166668773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229166668771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67360636 + ... + 67364037.

Almost surely, 2^229166668773 is an apocalyptic number.

It is an amenable number.

229166668773 is a deficient number, since it is larger than the sum of its proper divisors (163151581915).

229166668773 is an equidigital number, since it uses as much as digits as its factorization.

229166668773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134724695 (or 134724683 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The spelling of 229166668773 in words is "two hundred twenty-nine billion, one hundred sixty-six million, six hundred sixty-eight thousand, seven hundred seventy-three".