423460021614646 has 16 divisors (see below), whose sum is σ = 635229668563200. Its totient is φ = 211716799191400.

The previous prime is 423460021614599. The next prime is 423460021614661. The reversal of 423460021614646 is 646416120064324.

It is a self number, because there is not a number n which added to its sum of digits gives 423460021614646.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3512644071 + ... + 3512764621.

It is an arithmetic number, because the mean of its divisors is an integer number (39701854285200).

Almost surely, 2^{423460021614646} is an apocalyptic number.

423460021614646 is a deficient number, since it is larger than the sum of its proper divisors (211769646948554).

423460021614646 is a wasteful number, since it uses less digits than its factorization.

423460021614646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215579.

The product of its (nonzero) digits is 3981312, while the sum is 49.

The spelling of 423460021614646 in words is "four hundred twenty-three trillion, four hundred sixty billion, twenty-one million, six hundred fourteen thousand, six hundred forty-six".