2420043443434 has 32 divisors (see below), whose sum is σ = 3691279492560. Its totient is φ = 1189791687168.

The previous prime is 2420043443353. The next prime is 2420043443437. The reversal of 2420043443434 is 4343443400242.

It can be written as a sum of positive squares in 8 ways, for example, as 1402057287225 + 1017986156209 = 1184085^2 + 1008953^2 .

It is a super-2 number, since 2×2420043443434² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2420043443393 and 2420043443402.

It is not an unprimeable number, because it can be changed into a prime (2420043443437) 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 15 ways as a sum of consecutive naturals, for example, 109806264 + ... + 109828300.

Almost surely, 2^{2420043443434} is an apocalyptic number.

2420043443434 is a deficient number, since it is larger than the sum of its proper divisors (1271236049126).

2420043443434 is a wasteful number, since it uses less digits than its factorization.

2420043443434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25962.

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

Adding to 2420043443434 its reverse (4343443400242), we get a palindrome (6763486843676).

The spelling of 2420043443434 in words is "two trillion, four hundred twenty billion, forty-three million, four hundred forty-three thousand, four hundred thirty-four".