1404111244420 has 24 divisors (see below), whose sum is σ = 2949119400024. Its totient is φ = 561551966976.

The previous prime is 1404111244373. The next prime is 1404111244483. The reversal of 1404111244420 is 244421114041.

It can be written as a sum of positive squares in 4 ways, for example, as 505532376064 + 898578868356 = 711008^2 + 947934^2 .

It is a super-2 number, since 2×1404111244420² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5658679 + ... + 5901598.

It is an arithmetic number, because the mean of its divisors is an integer number (122879975001).

Almost surely, 2^{1404111244420} is an apocalyptic number.

1404111244420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404111244420 is an abundant number, since it is smaller than the sum of its proper divisors (1545008155604).

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

1404111244420 is a wasteful number, since it uses less digits than its factorization.

1404111244420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11566359 (or 11566357 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 1404111244420 its reverse (244421114041), we get a palindrome (1648532358461).

It can be divided in two parts, 140411 and 1244420, that added together give a palindrome (1384831).

The spelling of 1404111244420 in words is "one trillion, four hundred four billion, one hundred eleven million, two hundred forty-four thousand, four hundred twenty".