42442351052 has 12 divisors (see below), whose sum is σ = 74305457016. Its totient is φ = 21212220480.

The previous prime is 42442351043. The next prime is 42442351073. The reversal of 42442351052 is 25015324424.

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 3 ways as a sum of consecutive naturals, for example, 2228093 + ... + 2247060.

It is an arithmetic number, because the mean of its divisors is an integer number (6192121418).

Almost surely, 2^42442351052 is an apocalyptic number.

It is an amenable number.

42442351052 is a deficient number, since it is larger than the sum of its proper divisors (31863105964).

42442351052 is a wasteful number, since it uses less digits than its factorization.

42442351052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477528 (or 4477526 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 42442351052 its reverse (25015324424), we get a palindrome (67457675476).

The spelling of 42442351052 in words is "forty-two billion, four hundred forty-two million, three hundred fifty-one thousand, fifty-two".