402344664043 has 16 divisors (see below), whose sum is σ = 488426397120. Its totient is φ = 323543540736.

The previous prime is 402344664041. The next prime is 402344664053. The reversal of 402344664043 is 340466443204.

It is a cyclic number.

It is not a de Polignac number, because 402344664043 - 2¹ = 402344664041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402344663987 and 402344664005.

It is not an unprimeable number, because it can be changed into a prime (402344664041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5363788 + ... + 5438281.

It is an arithmetic number, because the mean of its divisors is an integer number (30526649820).

Almost surely, 2^402344664043 is an apocalyptic number.

402344664043 is a deficient number, since it is larger than the sum of its proper divisors (86081733077).

402344664043 is a wasteful number, since it uses less digits than its factorization.

402344664043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10802406.

The product of its (nonzero) digits is 663552, while the sum is 40.

The spelling of 402344664043 in words is "four hundred two billion, three hundred forty-four million, six hundred sixty-four thousand, forty-three".