402160007165 has 32 divisors (see below), whose sum is σ = 562990348800. Its totient is φ = 275668455552.

The previous prime is 402160007147. The next prime is 402160007177. The reversal of 402160007165 is 561700061204.

It is not a de Polignac number, because 402160007165 - 2¹⁸ = 402159745021 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4938257 + ... + 5019033.

It is an arithmetic number, because the mean of its divisors is an integer number (17593448400).

Almost surely, 2^402160007165 is an apocalyptic number.

It is an amenable number.

402160007165 is a deficient number, since it is larger than the sum of its proper divisors (160830341635).

402160007165 is an equidigital number, since it uses as much as digits as its factorization.

402160007165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83706 (or 83692 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 402160007165 its reverse (561700061204), we get a palindrome (963860068369).

The spelling of 402160007165 in words is "four hundred two billion, one hundred sixty million, seven thousand, one hundred sixty-five".