234780816450 has 24 divisors (see below), whose sum is σ = 582256425168. Its totient is φ = 62608217680.

The previous prime is 234780816383. The next prime is 234780816511. The reversal of 234780816450 is 54618087432.

It is a super-3 number, since 3×234780816450³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 234780816450.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 782602572 + ... + 782602871.

It is an arithmetic number, because the mean of its divisors is an integer number (24260684382).

Almost surely, 2^234780816450 is an apocalyptic number.

234780816450 is an abundant number, since it is smaller than the sum of its proper divisors (347475608718).

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

234780816450 is a wasteful number, since it uses less digits than its factorization.

234780816450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565205458 (or 1565205453 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 234780816450 in words is "two hundred thirty-four billion, seven hundred eighty million, eight hundred sixteen thousand, four hundred fifty".