256224235924 has 12 divisors (see below), whose sum is σ = 448430854900. Its totient is φ = 128101134528.

The previous prime is 256224235873. The next prime is 256224235997. The reversal of 256224235924 is 429532422652.

256224235924 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 216011152900 + 40213083024 = 464770^2 + 200532^2 .

It is a super-2 number, since 2×256224235924² (a number of 24 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, 2693259 + ... + 2786770.

Almost surely, 2^256224235924 is an apocalyptic number.

It is an amenable number.

256224235924 is a deficient number, since it is larger than the sum of its proper divisors (192206618976).

256224235924 is a wasteful number, since it uses less digits than its factorization.

256224235924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491722 (or 5491720 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The spelling of 256224235924 in words is "two hundred fifty-six billion, two hundred twenty-four million, two hundred thirty-five thousand, nine hundred twenty-four".