229494986149 has 16 divisors (see below), whose sum is σ = 269784325440. Its totient is φ = 192463320960.

The previous prime is 229494986131. The next prime is 229494986191. The reversal of 229494986149 is 941689494922.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229494986149 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 (229494986549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268627 + ... + 728800.

It is an arithmetic number, because the mean of its divisors is an integer number (16861520340).

Almost surely, 2^229494986149 is an apocalyptic number.

It is an amenable number.

229494986149 is a deficient number, since it is larger than the sum of its proper divisors (40289339291).

229494986149 is a wasteful number, since it uses less digits than its factorization.

229494986149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999060.

The product of its digits is 80621568, while the sum is 67.

The spelling of 229494986149 in words is "two hundred twenty-nine billion, four hundred ninety-four million, nine hundred eighty-six thousand, one hundred forty-nine".