42531532004 has 48 divisors (see below), whose sum is σ = 80431562736. Its totient is φ = 19562496000.

The previous prime is 42531531983. The next prime is 42531532009. The reversal of 42531532004 is 40023513524.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 6416330404 + 36115201600 = 80102^2 + 190040^2 .

It is not an unprimeable number, because it can be changed into a prime (42531532009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26564804 + ... + 26566404.

It is an arithmetic number, because the mean of its divisors is an integer number (1675657557).

Almost surely, 2^42531532004 is an apocalyptic number.

It is an amenable number.

42531532004 is a deficient number, since it is larger than the sum of its proper divisors (37900030732).

42531532004 is a wasteful number, since it uses less digits than its factorization.

42531532004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3056 (or 3054 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 42531532004 in words is "forty-two billion, five hundred thirty-one million, five hundred thirty-two thousand, four".