402644244202 has 8 divisors (see below), whose sum is σ = 618697253412. Its totient is φ = 196411826400.

The previous prime is 402644244193. The next prime is 402644244229. The reversal of 402644244202 is 202442446204.

It can be written as a sum of positive squares in 2 ways, for example, as 400852330641 + 1791913561 = 633129^2 + 42331^2 .

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, 2455147749 + ... + 2455147912.

Almost surely, 2^402644244202 is an apocalyptic number.

402644244202 is a deficient number, since it is larger than the sum of its proper divisors (216053009210).

402644244202 is a wasteful number, since it uses less digits than its factorization.

402644244202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4910295704.

The product of its (nonzero) digits is 98304, while the sum is 34.

The spelling of 402644244202 in words is "four hundred two billion, six hundred forty-four million, two hundred forty-four thousand, two hundred two".