40031312002 has 16 divisors (see below), whose sum is σ = 68953456800. Its totient is φ = 17238363840.

The previous prime is 40031311993. The next prime is 40031312099. The reversal of 40031312002 is 20021313004.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47883927 + ... + 47884762.

It is an arithmetic number, because the mean of its divisors is an integer number (4309591050).

Almost surely, 2^40031312002 is an apocalyptic number.

40031312002 is a deficient number, since it is larger than the sum of its proper divisors (28922144798).

40031312002 is a wasteful number, since it uses less digits than its factorization.

40031312002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95768721.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 40031312002 its reverse (20021313004), we get a palindrome (60052625006).

The spelling of 40031312002 in words is "forty billion, thirty-one million, three hundred twelve thousand, two".