234438545834432 has 28 divisors (see below), whose sum is σ = 465216343174800. Its totient is φ = 117218679837696.

The previous prime is 234438545834401. The next prime is 234438545834579.

It is a happy number.

234438545834432 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×234438545834432² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3620168 + ... + 21954104.

It is an arithmetic number, because the mean of its divisors is an integer number (16614869399100).

Almost surely, 2^{234438545834432} is an apocalyptic number.

It is an amenable number.

234438545834432 is a deficient number, since it is larger than the sum of its proper divisors (230777797340368).

234438545834432 is a wasteful number, since it uses less digits than its factorization.

234438545834432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18533748 (or 18533738 counting only the distinct ones).

The product of its digits is 530841600, while the sum is 62.

The spelling of 234438545834432 in words is "two hundred thirty-four trillion, four hundred thirty-eight billion, five hundred forty-five million, eight hundred thirty-four thousand, four hundred thirty-two".