402323401005 has 32 divisors (see below), whose sum is σ = 654717064320. Its totient is φ = 210906931200.

The previous prime is 402323400937. The next prime is 402323401019. The reversal of 402323401005 is 500104323204.

It is not a de Polignac number, because 402323401005 - 2¹³ = 402323392813 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 7507305 + ... + 7560705.

It is an arithmetic number, because the mean of its divisors is an integer number (20459908260).

Almost surely, 2^402323401005 is an apocalyptic number.

It is an amenable number.

402323401005 is a deficient number, since it is larger than the sum of its proper divisors (252393663315).

402323401005 is a wasteful number, since it uses less digits than its factorization.

402323401005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61981.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 402323401005 its reverse (500104323204), we get a palindrome (902427724209).

The spelling of 402323401005 in words is "four hundred two billion, three hundred twenty-three million, four hundred one thousand, five".