1404421035312 has 40 divisors (see below), whose sum is σ = 3785830619904. Its totient is φ = 447786416704.

The previous prime is 1404421035307. The next prime is 1404421035317. The reversal of 1404421035312 is 2135301244041.

It is an interprime number because it is at equal distance from previous prime (1404421035307) and next prime (1404421035317).

It is a self number, because there is not a number n which added to its sum of digits gives 1404421035312.

It is not an unprimeable number, because it can be changed into a prime (1404421035317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636059148 + ... + 636061355.

Almost surely, 2^{1404421035312} is an apocalyptic number.

1404421035312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1404421035312 is an abundant number, since it is smaller than the sum of its proper divisors (2381409584592).

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

1404421035312 is a wasteful number, since it uses less digits than its factorization.

1404421035312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272120537 (or 1272120531 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1404421035312 its reverse (2135301244041), we get a palindrome (3539722279353).

The spelling of 1404421035312 in words is "one trillion, four hundred four billion, four hundred twenty-one million, thirty-five thousand, three hundred twelve".