4012323320400 has 240 divisors, whose sum is σ = 13859258159040. Its totient is φ = 988916428800.

The previous prime is 4012323320351. The next prime is 4012323320477. The reversal of 4012323320400 is 40233232104.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1211287 + ... + 3080886.

It is an arithmetic number, because the mean of its divisors is an integer number (57746908996).

Almost surely, 2^{4012323320400} is an apocalyptic number.

4012323320400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4012323320400 is an abundant number, since it is smaller than the sum of its proper divisors (9846934838640).

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

4012323320400 is a wasteful number, since it uses less digits than its factorization.

4012323320400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4292254 (or 4292243 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 4012323320400 its reverse (40233232104), we get a palindrome (4052556552504).

The spelling of 4012323320400 in words is "four trillion, twelve billion, three hundred twenty-three million, three hundred twenty thousand, four hundred".