423171695464 has 64 divisors (see below), whose sum is σ = 948199219200. Its totient is φ = 173111699904.

The previous prime is 423171695459. The next prime is 423171695477. The reversal of 423171695464 is 464596171324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273999 + ... + 959905.

It is an arithmetic number, because the mean of its divisors is an integer number (14815612800).

Almost surely, 2^423171695464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423171695464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (474099609600).

423171695464 is an abundant number, since it is smaller than the sum of its proper divisors (525027523736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423171695464 is a wasteful number, since it uses less digits than its factorization.

423171695464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686422 (or 686418 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The spelling of 423171695464 in words is "four hundred twenty-three billion, one hundred seventy-one million, six hundred ninety-five thousand, four hundred sixty-four".