42440164230 has 32 divisors (see below), whose sum is σ = 101883243744. Its totient is φ = 11314393856.

The previous prime is 42440164223. The next prime is 42440164241. The reversal of 42440164230 is 3246104424.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69549 + ... + 299528.

It is an arithmetic number, because the mean of its divisors is an integer number (3183851367).

Almost surely, 2^42440164230 is an apocalyptic number.

42440164230 is an abundant number, since it is smaller than the sum of its proper divisors (59443079514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42440164230 is a wasteful number, since it uses less digits than its factorization.

42440164230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372920.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 42440164230 its reverse (3246104424), we get a palindrome (45686268654).

The spelling of 42440164230 in words is "forty-two billion, four hundred forty million, one hundred sixty-four thousand, two hundred thirty".