229891373667 has 40 divisors (see below), whose sum is σ = 344634081792. Its totient is φ = 152719182000.

The previous prime is 229891373659. The next prime is 229891373741. The reversal of 229891373667 is 766373198922.

It is not a de Polignac number, because 229891373667 - 2³ = 229891373659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229891373267) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 28909542 + ... + 28917492.

Almost surely, 2^229891373667 is an apocalyptic number.

229891373667 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

229891373667 is a deficient number, since it is larger than the sum of its proper divisors (114742708125).

229891373667 is an equidigital number, since it uses as much as digits as its factorization.

229891373667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9181 (or 9172 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 63.

The spelling of 229891373667 in words is "two hundred twenty-nine billion, eight hundred ninety-one million, three hundred seventy-three thousand, six hundred sixty-seven".