42241400440 has 16 divisors (see below), whose sum is σ = 95043151080. Its totient is φ = 16896560160.

The previous prime is 42241400431. The next prime is 42241400459. The reversal of 42241400440 is 4400414224.

It is a super-2 number, since 2×42241400440² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528017466 + ... + 528017545.

Almost surely, 2^42241400440 is an apocalyptic number.

42241400440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42241400440 is an abundant number, since it is smaller than the sum of its proper divisors (52801750640).

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

42241400440 is a wasteful number, since it uses less digits than its factorization.

42241400440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056035022 (or 1056035018 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 42241400440 its reverse (4400414224), we get a palindrome (46641814664).

The spelling of 42241400440 in words is "forty-two billion, two hundred forty-one million, four hundred thousand, four hundred forty".