20042545013004 has 48 divisors (see below), whose sum is σ = 47012585840640. Its totient is φ = 6645615663360.

The previous prime is 20042545012993. The next prime is 20042545013119. The reversal of 20042545013004 is 40031054524002.

It is a super-2 number, since 2×20042545013004² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65304132 + ... + 65610324.

It is an arithmetic number, because the mean of its divisors is an integer number (979428871680).

Almost surely, 2^{20042545013004} is an apocalyptic number.

It is an amenable number.

20042545013004 is an abundant number, since it is smaller than the sum of its proper divisors (26970040827636).

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

20042545013004 is a wasteful number, since it uses less digits than its factorization.

20042545013004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334950 (or 334948 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 20042545013004 its reverse (40031054524002), we get a palindrome (60073599537006).

The spelling of 20042545013004 in words is "twenty trillion, forty-two billion, five hundred forty-five million, thirteen thousand, four".