42034034440 has 32 divisors (see below), whose sum is σ = 94676532480. Its totient is φ = 16795844032.

The previous prime is 42034034407. The next prime is 42034034447. The reversal of 42034034440 is 4443043024.

It is a super-2 number, since 2×42034034440² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42034034399 and 42034034408.

It is not an unprimeable number, because it can be changed into a prime (42034034447) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 516952 + ... + 592711.

It is an arithmetic number, because the mean of its divisors is an integer number (2958641640).

Almost surely, 2^42034034440 is an apocalyptic number.

42034034440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42034034440 is an abundant number, since it is smaller than the sum of its proper divisors (52642498040).

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

42034034440 is a wasteful number, since it uses less digits than its factorization.

42034034440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110621 (or 1110617 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 42034034440 its reverse (4443043024), we get a palindrome (46477077464).

The spelling of 42034034440 in words is "forty-two billion, thirty-four million, thirty-four thousand, four hundred forty".