42445223004 has 48 divisors (see below), whose sum is σ = 99992890368. Its totient is φ = 14012731968.

The previous prime is 42445222973. The next prime is 42445223027. The reversal of 42445223004 is 40032254424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516877 + ... + 593339.

It is an arithmetic number, because the mean of its divisors is an integer number (2083185216).

Almost surely, 2^42445223004 is an apocalyptic number.

It is an amenable number.

42445223004 is an abundant number, since it is smaller than the sum of its proper divisors (57547667364).

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

42445223004 is a wasteful number, since it uses less digits than its factorization.

42445223004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76914 (or 76912 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

Adding to 42445223004 its reverse (40032254424), we get a palindrome (82477477428).

The spelling of 42445223004 in words is "forty-two billion, four hundred forty-five million, two hundred twenty-three thousand, four".