2604404420442 has 48 divisors (see below), whose sum is σ = 6517974707712. Its totient is φ = 742789138560.

The previous prime is 2604404420441. The next prime is 2604404420461. The reversal of 2604404420442 is 2440244044062.

2604404420442 is a `hidden beast` number, since 2 + 6 + 0 + 4 + 404 + 4 + 204 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2604404420397 and 2604404420406.

It is not an unprimeable number, because it can be changed into a prime (2604404420441) 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 23 ways as a sum of consecutive naturals, for example, 386865978 + ... + 386872709.

It is an arithmetic number, because the mean of its divisors is an integer number (135791139744).

Almost surely, 2^{2604404420442} is an apocalyptic number.

2604404420442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2604404420442 is an abundant number, since it is smaller than the sum of its proper divisors (3913570287270).

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

2604404420442 is a wasteful number, since it uses less digits than its factorization.

2604404420442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773738723 (or 773738720 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

The spelling of 2604404420442 in words is "two trillion, six hundred four billion, four hundred four million, four hundred twenty thousand, four hundred forty-two".