423145312353 has 12 divisors (see below), whose sum is σ = 614742903060. Its totient is φ = 280466256096.

The previous prime is 423145312327. The next prime is 423145312357. The reversal of 423145312353 is 353213541324.

423145312353 is a `hidden beast` number, since 4 + 2 + 31 + 453 + 123 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 186427059984 + 236718252369 = 431772^2 + 486537^2 .

It is not a de Polignac number, because 423145312353 - 2⁵ = 423145312321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423145312357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135883258 + ... + 135886371.

It is an arithmetic number, because the mean of its divisors is an integer number (51228575255).

Almost surely, 2^423145312353 is an apocalyptic number.

It is an amenable number.

423145312353 is a deficient number, since it is larger than the sum of its proper divisors (191597590707).

423145312353 is a wasteful number, since it uses less digits than its factorization.

423145312353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271769808 (or 271769805 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

Adding to 423145312353 its reverse (353213541324), we get a palindrome (776358853677).

The spelling of 423145312353 in words is "four hundred twenty-three billion, one hundred forty-five million, three hundred twelve thousand, three hundred fifty-three".