42631303012 has 6 divisors (see below), whose sum is σ = 74604780278. Its totient is φ = 21315651504.

The previous prime is 42631302983. The next prime is 42631303037. The reversal of 42631303012 is 21030313624.

It can be written as a sum of positive squares in only one way, i.e., 27074727936 + 15556575076 = 164544^2 + 124726^2 .

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 as a sum of consecutive naturals, namely, 5328912873 + ... + 5328912880.

Almost surely, 2^42631303012 is an apocalyptic number.

It is an amenable number.

42631303012 is a deficient number, since it is larger than the sum of its proper divisors (31973477266).

42631303012 is a wasteful number, since it uses less digits than its factorization.

42631303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10657825757 (or 10657825755 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 42631303012 its reverse (21030313624), we get a palindrome (63661616636).

The spelling of 42631303012 in words is "forty-two billion, six hundred thirty-one million, three hundred three thousand, twelve".