4423864273920 has 2640 divisors, whose sum is σ = 20051090915328. Its totient is φ = 912994467840.

The previous prime is 4423864273909. The next prime is 4423864273981. The reversal of 4423864273920 is 293724683244.

4423864273920 is a `hidden beast` number, since 4 + 423 + 8 + 64 + 2 + 73 + 92 + 0 = 666.

It is a super-2 number, since 2×4423864273920² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 34833576897 + ... + 34833577023.

Almost surely, 2^{4423864273920} is an apocalyptic number.

4423864273920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4423864273920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10025545457664).

4423864273920 is an abundant number, since it is smaller than the sum of its proper divisors (15627226641408).

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

4423864273920 is a wasteful number, since it uses less digits than its factorization.

4423864273920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 54.

The spelling of 4423864273920 in words is "four trillion, four hundred twenty-three billion, eight hundred sixty-four million, two hundred seventy-three thousand, nine hundred twenty".