402564332206 has 8 divisors (see below), whose sum is σ = 603850136760. Its totient is φ = 201280953288.

The previous prime is 402564332197. The next prime is 402564332207. The reversal of 402564332206 is 602233465204.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402564332207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110341 + ... + 904048.

It is an arithmetic number, because the mean of its divisors is an integer number (75481267095).

Almost surely, 2^402564332206 is an apocalyptic number.

402564332206 is a deficient number, since it is larger than the sum of its proper divisors (201285804554).

402564332206 is a wasteful number, since it uses less digits than its factorization.

402564332206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212818.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 402564332206 in words is "four hundred two billion, five hundred sixty-four million, three hundred thirty-two thousand, two hundred six".