423400100432013 has 12 divisors (see below), whose sum is σ = 619955702612220. Its totient is φ = 278400066037056.

The previous prime is 423400100431993. The next prime is 423400100432041. The reversal of 423400100432013 is 310234001004324.

423400100432013 is a `hidden beast` number, since 4 + 2 + 3 + 400 + 10 + 0 + 43 + 201 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 267110547929289 + 156289552502724 = 16343517^2 + 12501582^2 .

It is not a de Polignac number, because 423400100432013 - 2³² = 423395805464717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423400100432513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 322222297998 + ... + 322222299311.

It is an arithmetic number, because the mean of its divisors is an integer number (51662975217685).

Almost surely, 2^{423400100432013} is an apocalyptic number.

It is an amenable number.

423400100432013 is a deficient number, since it is larger than the sum of its proper divisors (196555602180207).

423400100432013 is a wasteful number, since it uses less digits than its factorization.

423400100432013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644444597388 (or 644444597385 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 423400100432013 its reverse (310234001004324), we get a palindrome (733634101436337).

The spelling of 423400100432013 in words is "four hundred twenty-three trillion, four hundred billion, one hundred million, four hundred thirty-two thousand, thirteen".