31542033004 has 12 divisors (see below), whose sum is σ = 56022417304. Its totient is φ = 15535628064.

The previous prime is 31542032999. The next prime is 31542033007. The reversal of 31542033004 is 40033024513.

It is a self number, because there is not a number n which added to its sum of digits gives 31542033004.

It is not an unprimeable number, because it can be changed into a prime (31542033007) 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 3 ways as a sum of consecutive naturals, for example, 58846809 + ... + 58847344.

Almost surely, 2^31542033004 is an apocalyptic number.

It is an amenable number.

31542033004 is a deficient number, since it is larger than the sum of its proper divisors (24480384300).

31542033004 is a wasteful number, since it uses less digits than its factorization.

31542033004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117694224 (or 117694222 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 31542033004 its reverse (40033024513), we get a palindrome (71575057517).

The spelling of 31542033004 in words is "thirty-one billion, five hundred forty-two million, thirty-three thousand, four".