10404321312 has 144 divisors (see below), whose sum is σ = 34658723232. Its totient is φ = 2702407680.

The previous prime is 10404321307. The next prime is 10404321313. The reversal of 10404321312 is 21312340401.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (10404321313) 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, 48793 + ... + 152280.

It is an arithmetic number, because the mean of its divisors is an integer number (240685578).

Almost surely, 2^10404321312 is an apocalyptic number.

10404321312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10404321312 is an abundant number, since it is smaller than the sum of its proper divisors (24254401920).

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

10404321312 is a wasteful number, since it uses less digits than its factorization.

10404321312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201111 (or 201096 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 10404321312 its reverse (21312340401), we get a palindrome (31716661713).

The spelling of 10404321312 in words is "ten billion, four hundred four million, three hundred twenty-one thousand, three hundred twelve".