404452145234 has 8 divisors (see below), whose sum is σ = 606698988300. Its totient is φ = 202219149136.

The previous prime is 404452145233. The next prime is 404452145239. The reversal of 404452145234 is 432541254404.

It can be written as a sum of positive squares in 2 ways, for example, as 380685298009 + 23766847225 = 616997^2 + 154165^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (404452145233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3388409 + ... + 3505740.

Almost surely, 2^404452145234 is an apocalyptic number.

404452145234 is a deficient number, since it is larger than the sum of its proper divisors (202246843066).

404452145234 is a wasteful number, since it uses less digits than its factorization.

404452145234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6923484.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 404452145234 its reverse (432541254404), we get a palindrome (836993399638).

The spelling of 404452145234 in words is "four hundred four billion, four hundred fifty-two million, one hundred forty-five thousand, two hundred thirty-four".