42415255444 has 24 divisors (see below), whose sum is σ = 75284512128. Its totient is φ = 20905493280.

The previous prime is 42415255439. The next prime is 42415255469. The reversal of 42415255444 is 44455251424.

It is a junction number, because it is equal to n+sod(n) for n = 42415255397 and 42415255406.

It is a congruent number.

It is an unprimeable number.

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, 3166449 + ... + 3179815.

It is an arithmetic number, because the mean of its divisors is an integer number (3136854672).

Almost surely, 2^42415255444 is an apocalyptic number.

It is an amenable number.

42415255444 is a deficient number, since it is larger than the sum of its proper divisors (32869256684).

42415255444 is a wasteful number, since it uses less digits than its factorization.

42415255444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24615 (or 24613 counting only the distinct ones).

The product of its digits is 512000, while the sum is 40.

The spelling of 42415255444 in words is "forty-two billion, four hundred fifteen million, two hundred fifty-five thousand, four hundred forty-four".