1404423124040 has 64 divisors (see below), whose sum is σ = 3172858905600. Its totient is φ = 559476882432.

The previous prime is 1404423124009. The next prime is 1404423124129. The reversal of 1404423124040 is 404213244041.

It is a super-2 number, since 2×1404423124040² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1404423123994 and 1404423124012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21169241 + ... + 21235479.

It is an arithmetic number, because the mean of its divisors is an integer number (49575920400).

Almost surely, 2^{1404423124040} is an apocalyptic number.

1404423124040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404423124040 is an abundant number, since it is smaller than the sum of its proper divisors (1768435781560).

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

1404423124040 is a wasteful number, since it uses less digits than its factorization.

1404423124040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68406 (or 68402 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1404423124040 its reverse (404213244041), we get a palindrome (1808636368081).

The spelling of 1404423124040 in words is "one trillion, four hundred four billion, four hundred twenty-three million, one hundred twenty-four thousand, forty".