42065253546 has 16 divisors (see below), whose sum is σ = 84196300800. Its totient is φ = 14010785568.

The previous prime is 42065253523. The next prime is 42065253583. The reversal of 42065253546 is 64535256024.

It is a junction number, because it is equal to n+sod(n) for n = 42065253498 and 42065253507.

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, 2733091 + ... + 2748438.

It is an arithmetic number, because the mean of its divisors is an integer number (5262268800).

Almost surely, 2^42065253546 is an apocalyptic number.

42065253546 is an abundant number, since it is smaller than the sum of its proper divisors (42131047254).

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

42065253546 is a wasteful number, since it uses less digits than its factorization.

42065253546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5482813.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 42065253546 in words is "forty-two billion, sixty-five million, two hundred fifty-three thousand, five hundred forty-six".