423613876672 has 112 divisors (see below), whose sum is σ = 990783692800. Its totient is φ = 175929449472.

The previous prime is 423613876649. The next prime is 423613876691. The reversal of 423613876672 is 276678316324.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

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, 2359954 + ... + 2533102.

Almost surely, 2^423613876672 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 423613876672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495391846400).

423613876672 is an abundant number, since it is smaller than the sum of its proper divisors (567169816128).

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

423613876672 is a wasteful number, since it uses less digits than its factorization.

423613876672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173338 (or 173328 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 55.

The spelling of 423613876672 in words is "four hundred twenty-three billion, six hundred thirteen million, eight hundred seventy-six thousand, six hundred seventy-two".