42406244440 has 96 divisors (see below), whose sum is σ = 113353629120. Its totient is φ = 14229906432.

The previous prime is 42406244437. The next prime is 42406244443. The reversal of 42406244440 is 4444260424.

It is an interprime number because it is at equal distance from previous prime (42406244437) and next prime (42406244443).

It is a junction number, because it is equal to n+sod(n) for n = 42406244396 and 42406244405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42406244443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138049 + ... + 322288.

It is an arithmetic number, because the mean of its divisors is an integer number (1180766970).

Almost surely, 2^42406244440 is an apocalyptic number.

42406244440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42406244440 is an abundant number, since it is smaller than the sum of its proper divisors (70947384680).

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

42406244440 is a wasteful number, since it uses less digits than its factorization.

42406244440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460409 (or 460398 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

The spelling of 42406244440 in words is "forty-two billion, four hundred six million, two hundred forty-four thousand, four hundred forty".