402564332147 has 2 divisors, whose sum is σ = 402564332148. Its totient is φ = 402564332146.

The previous prime is 402564332129. The next prime is 402564332171. The reversal of 402564332147 is 741233465204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402564332147 - 2¹² = 402564328051 is a prime.

It is not a weakly prime, because it can be changed into another prime (402564332197) 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 as a sum of consecutive naturals, namely, 201282166073 + 201282166074.

It is an arithmetic number, because the mean of its divisors is an integer number (201282166074).

Almost surely, 2^402564332147 is an apocalyptic number.

402564332147 is a deficient number, since it is larger than the sum of its proper divisors (1).

402564332147 is an equidigital number, since it uses as much as digits as its factorization.

402564332147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 41.

The spelling of 402564332147 in words is "four hundred two billion, five hundred sixty-four million, three hundred thirty-two thousand, one hundred forty-seven".