229444540919 has 16 divisors (see below), whose sum is σ = 255977462304. Its totient is φ = 203907916800.

The previous prime is 229444540907. The next prime is 229444540931. The reversal of 229444540919 is 919045444922.

It is an interprime number because it is at equal distance from previous prime (229444540907) and next prime (229444540931).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229444540919 is a prime.

It is a super-2 number, since 2×229444540919² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229444540219) 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, 1173572 + ... + 1355049.

It is an arithmetic number, because the mean of its divisors is an integer number (15998591394).

Almost surely, 2^229444540919 is an apocalyptic number.

229444540919 is a deficient number, since it is larger than the sum of its proper divisors (26532921385).

229444540919 is a wasteful number, since it uses less digits than its factorization.

229444540919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528818.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 229444540919 in words is "two hundred twenty-nine billion, four hundred forty-four million, five hundred forty thousand, nine hundred nineteen".