423327170631 has 16 divisors (see below), whose sum is σ = 571313280384. Its totient is φ = 278780499744.

The previous prime is 423327170627. The next prime is 423327170633. The reversal of 423327170631 is 136071723324.

It is not a de Polignac number, because 423327170631 - 2² = 423327170627 is a prime.

It is a super-2 number, since 2×423327170631² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423327170631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423327170633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1811380 + ... + 2031686.

It is an arithmetic number, because the mean of its divisors is an integer number (35707080024).

Almost surely, 2^423327170631 is an apocalyptic number.

423327170631 is a deficient number, since it is larger than the sum of its proper divisors (147986109753).

423327170631 is a wasteful number, since it uses less digits than its factorization.

423327170631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228110.

The product of its (nonzero) digits is 127008, while the sum is 39.

Adding to 423327170631 its reverse (136071723324), we get a palindrome (559398893955).

The spelling of 423327170631 in words is "four hundred twenty-three billion, three hundred twenty-seven million, one hundred seventy thousand, six hundred thirty-one".