216426332024 has 32 divisors (see below), whose sum is σ = 464904674400. Its totient is φ = 92527349760.

The previous prime is 216426331997. The next prime is 216426332041. The reversal of 216426332024 is 420233624612.

It is a happy number.

216426332024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4701737 + ... + 4747544.

It is an arithmetic number, because the mean of its divisors is an integer number (14528271075).

Almost surely, 2^216426332024 is an apocalyptic number.

It is an amenable number.

216426332024 is an abundant number, since it is smaller than the sum of its proper divisors (248478342376).

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

216426332024 is a wasteful number, since it uses less digits than its factorization.

216426332024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9449703 (or 9449699 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 216426332024 its reverse (420233624612), we get a palindrome (636659956636).

The spelling of 216426332024 in words is "two hundred sixteen billion, four hundred twenty-six million, three hundred thirty-two thousand, twenty-four".