1401312422400 has 360 divisors, whose sum is σ = 5088253935072. Its totient is φ = 339710976000.

The previous prime is 1401312422387. The next prime is 1401312422453. The reversal of 1401312422400 is 42242131041.

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4495605 + ... + 4797195.

Almost surely, 2^{1401312422400} is an apocalyptic number.

1401312422400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401312422400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2544126967536).

1401312422400 is an abundant number, since it is smaller than the sum of its proper divisors (3686941512672).

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

1401312422400 is a wasteful number, since it uses less digits than its factorization.

1401312422400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301644 (or 301612 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1401312422400 its reverse (42242131041), we get a palindrome (1443554553441).

The spelling of 1401312422400 in words is "one trillion, four hundred one billion, three hundred twelve million, four hundred twenty-two thousand, four hundred".