2020402240004 has 12 divisors (see below), whose sum is σ = 3536166217500. Its totient is φ = 1010069035008.

The previous prime is 2020402239937. The next prime is 2020402240027. The reversal of 2020402240004 is 4000422040202.

It can be written as a sum of positive squares in 2 ways, for example, as 134614142404 + 1885788097600 = 366898^2 + 1373240^2 .

It is a super-2 number, since 2×2020402240004² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32986829 + ... + 33048020.

It is an arithmetic number, because the mean of its divisors is an integer number (294680518125).

Almost surely, 2^{2020402240004} is an apocalyptic number.

It is an amenable number.

2020402240004 is a deficient number, since it is larger than the sum of its proper divisors (1515763977496).

2020402240004 is a wasteful number, since it uses less digits than its factorization.

2020402240004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66042502 (or 66042500 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 2020402240004 its reverse (4000422040202), we get a palindrome (6020824280206).

The spelling of 2020402240004 in words is "two trillion, twenty billion, four hundred two million, two hundred forty thousand, four".