2042044034440 has 64 divisors (see below), whose sum is σ = 4891747638960. Its totient is φ = 764522127360.

The previous prime is 2042044034431. The next prime is 2042044034483. The reversal of 2042044034440 is 444304402402.

It can be written as a sum of positive squares in 8 ways, for example, as 447981230596 + 1594062803844 = 669314^2 + 1262562^2 .

It is a super-2 number, since 2×2042044034440² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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, 8172517 + ... + 8418676.

Almost surely, 2^{2042044034440} is an apocalyptic number.

2042044034440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042044034440 is an abundant number, since it is smaller than the sum of its proper divisors (2849703604520).

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

2042044034440 is a wasteful number, since it uses less digits than its factorization.

2042044034440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16591402 (or 16591398 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 2042044034440 its reverse (444304402402), we get a palindrome (2486348436842).

The spelling of 2042044034440 in words is "two trillion, forty-two billion, forty-four million, thirty-four thousand, four hundred forty".