3423818437872 has 80 divisors (see below), whose sum is σ = 10381616819712. Its totient is φ = 951795083520.

The previous prime is 3423818437813. The next prime is 3423818437913. The reversal of 3423818437872 is 2787348183243.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137689404 + ... + 137714267.

Almost surely, 2^{3423818437872} is an apocalyptic number.

It is an amenable number.

3423818437872 is an abundant number, since it is smaller than the sum of its proper divisors (6957798381840).

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

3423818437872 is a wasteful number, since it uses less digits than its factorization.

3423818437872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275403726 (or 275403720 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 60.

The spelling of 3423818437872 in words is "three trillion, four hundred twenty-three billion, eight hundred eighteen million, four hundred thirty-seven thousand, eight hundred seventy-two".