440044000402 has 8 divisors (see below), whose sum is σ = 660615601212. Its totient is φ = 219838800000.

The previous prime is 440044000381. The next prime is 440044000427. The reversal of 440044000402 is 204000440044.

It can be written as a sum of positive squares in 2 ways, for example, as 263712033841 + 176331966561 = 513529^2 + 419919^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91597099 + ... + 91601902.

Almost surely, 2^440044000402 is an apocalyptic number.

440044000402 is a deficient number, since it is larger than the sum of its proper divisors (220571600810).

440044000402 is a wasteful number, since it uses less digits than its factorization.

440044000402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183200204.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 440044000402 its reverse (204000440044), we get a palindrome (644044440446).

The spelling of 440044000402 in words is "four hundred forty billion, forty-four million, four hundred two", and thus it is an aban number.