402402113432023 has 4 divisors (see below), whose sum is σ = 402412148687800. Its totient is φ = 402392078176248.

The previous prime is 402402113432009. The next prime is 402402113432041. The reversal of 402402113432023 is 320234311204204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 402402113432023 - 2²⁵ = 402402079877591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402402113432063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5017567740 + ... + 5017647937.

It is an arithmetic number, because the mean of its divisors is an integer number (100603037171950).

Almost surely, 2^{402402113432023} is an apocalyptic number.

402402113432023 is a deficient number, since it is larger than the sum of its proper divisors (10035255777).

402402113432023 is a wasteful number, since it uses less digits than its factorization.

402402113432023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10035255776.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 402402113432023 its reverse (320234311204204), we get a palindrome (722636424636227).

The spelling of 402402113432023 in words is "four hundred two trillion, four hundred two billion, one hundred thirteen million, four hundred thirty-two thousand, twenty-three".