420043044343204 has 12 divisors (see below), whose sum is σ = 742653423762124. Its totient is φ = 207856351839744.

The previous prime is 420043044343129. The next prime is 420043044343277. The reversal of 420043044343204 is 402343440340024.

It can be written as a sum of positive squares in 2 ways, for example, as 240839361000000 + 179203683343204 = 15519000^2 + 13386698^2 .

It is a super-2 number, since 2×420043044343204² (a number of 30 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, 541292582529 + ... + 541292583304.

Almost surely, 2^{420043044343204} is an apocalyptic number.

It is an amenable number.

420043044343204 is a deficient number, since it is larger than the sum of its proper divisors (322610379418920).

420043044343204 is a wasteful number, since it uses less digits than its factorization.

420043044343204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082585165934 (or 1082585165932 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 37.

Adding to 420043044343204 its reverse (402343440340024), we get a palindrome (822386484683228).

The spelling of 420043044343204 in words is "four hundred twenty trillion, forty-three billion, forty-four million, three hundred forty-three thousand, two hundred four".