404010012312 has 96 divisors (see below), whose sum is σ = 1105584480000. Its totient is φ = 133269893568.

The previous prime is 404010012253. The next prime is 404010012317. The reversal of 404010012312 is 213210010404.

404010012312 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404010012317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11098413 + ... + 11134755.

It is an arithmetic number, because the mean of its divisors is an integer number (11516505000).

Almost surely, 2^404010012312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 404010012312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552792240000).

404010012312 is an abundant number, since it is smaller than the sum of its proper divisors (701574467688).

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

404010012312 is a wasteful number, since it uses less digits than its factorization.

404010012312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37957 (or 37950 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 404010012312 its reverse (213210010404), we get a palindrome (617220022716).

The spelling of 404010012312 in words is "four hundred four billion, ten million, twelve thousand, three hundred twelve".