404423432010 has 256 divisors, whose sum is σ = 1237295001600. Its totient is φ = 93173338368.

The previous prime is 404423431957. The next prime is 404423432011. The reversal of 404423432010 is 10234324404.

It is a happy number.

404423432010 is a `hidden beast` number, since 404 + 4 + 234 + 3 + 20 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (404423432011) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5498739 + ... + 5571801.

It is an arithmetic number, because the mean of its divisors is an integer number (4833183600).

Almost surely, 2^404423432010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 404423432010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618647500800).

404423432010 is an abundant number, since it is smaller than the sum of its proper divisors (832871569590).

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

404423432010 is a wasteful number, since it uses less digits than its factorization.

404423432010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73194 (or 73188 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 404423432010 its reverse (10234324404), we get a palindrome (414657756414).

The spelling of 404423432010 in words is "four hundred four billion, four hundred twenty-three million, four hundred thirty-two thousand, ten".