1404615243642 has 16 divisors (see below), whose sum is σ = 3025325140320. Its totient is φ = 432189305712.

The previous prime is 1404615243637. The next prime is 1404615243643. The reversal of 1404615243642 is 2463425164041.

It is a junction number, because it is equal to n+sod(n) for n = 1404615243594 and 1404615243603.

It is not an unprimeable number, because it can be changed into a prime (1404615243643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9003943792 + ... + 9003943947.

It is an arithmetic number, because the mean of its divisors is an integer number (189082821270).

Almost surely, 2^{1404615243642} is an apocalyptic number.

1404615243642 is an abundant number, since it is smaller than the sum of its proper divisors (1620709896678).

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

1404615243642 is a wasteful number, since it uses less digits than its factorization.

1404615243642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18007887757.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 1404615243642 in words is "one trillion, four hundred four billion, six hundred fifteen million, two hundred forty-three thousand, six hundred forty-two".