40440204002 has 12 divisors (see below), whose sum is σ = 66676204518. Its totient is φ = 18381910800.

The previous prime is 40440203987. The next prime is 40440204059. The reversal of 40440204002 is 20040204404.

It can be written as a sum of positive squares in only one way, i.e., 28506607921 + 11933596081 = 168839^2 + 109241^2 .

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 in 5 ways as a sum of consecutive naturals, for example, 83553899 + ... + 83554382.

Almost surely, 2^40440204002 is an apocalyptic number.

40440204002 is a deficient number, since it is larger than the sum of its proper divisors (26236000516).

40440204002 is a wasteful number, since it uses less digits than its factorization.

40440204002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167108305 (or 167108294 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40440204002 its reverse (20040204404), we get a palindrome (60480408406).

It can be divided in two parts, 40440 and 204002, that added together give a palindrome (244442).

The spelling of 40440204002 in words is "forty billion, four hundred forty million, two hundred four thousand, two".