42457644592 has 40 divisors (see below), whose sum is σ = 89751666240. Its totient is φ = 19296425280.

The previous prime is 42457644589. The next prime is 42457644599. The reversal of 42457644592 is 29544675424.

It is not an unprimeable number, because it can be changed into a prime (42457644599) 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, 2406459 + ... + 2424037.

It is an arithmetic number, because the mean of its divisors is an integer number (2243791656).

Almost surely, 2^42457644592 is an apocalyptic number.

It is an amenable number.

42457644592 is an abundant number, since it is smaller than the sum of its proper divisors (47294021648).

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

42457644592 is a wasteful number, since it uses less digits than its factorization.

42457644592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31321 (or 31315 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 52.

The spelling of 42457644592 in words is "forty-two billion, four hundred fifty-seven million, six hundred forty-four thousand, five hundred ninety-two".