404011123432 has 24 divisors (see below), whose sum is σ = 881197731810. Its totient is φ = 173147624160.

The previous prime is 404011123409. The next prime is 404011123459. The reversal of 404011123432 is 234321110404.

It can be written as a sum of positive squares in only one way, i.e., 378094631236 + 25916492196 = 614894^2 + 160986^2 .

It is a junction number, because it is equal to n+sod(n) for n = 404011123397 and 404011123406.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 515319919 + ... + 515320702.

Almost surely, 2^404011123432 is an apocalyptic number.

It is an amenable number.

404011123432 is an abundant number, since it is smaller than the sum of its proper divisors (477186608378).

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

404011123432 is a wasteful number, since it uses less digits than its factorization.

404011123432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030640641 (or 1030640630 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 404011123432 its reverse (234321110404), we get a palindrome (638332233836).

The spelling of 404011123432 in words is "four hundred four billion, eleven million, one hundred twenty-three thousand, four hundred thirty-two".