2442006604021 has 4 divisors (see below), whose sum is σ = 2442073970700. Its totient is φ = 2441939237344.

The previous prime is 2442006604007. The next prime is 2442006604061. The reversal of 2442006604021 is 1204066002442.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1162191802500 + 1279814801521 = 1078050^2 + 1131289^2 .

It is a cyclic number.

It is not a de Polignac number, because 2442006604021 - 2⁵ = 2442006603989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442006604061) 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 3 ways as a sum of consecutive naturals, for example, 33628936 + ... + 33701473.

It is an arithmetic number, because the mean of its divisors is an integer number (610518492675).

Almost surely, 2^{2442006604021} is an apocalyptic number.

It is an amenable number.

2442006604021 is a deficient number, since it is larger than the sum of its proper divisors (67366679).

2442006604021 is an equidigital number, since it uses as much as digits as its factorization.

2442006604021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67366678.

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 2442006604021 in words is "two trillion, four hundred forty-two billion, six million, six hundred four thousand, twenty-one".