443265274140 has 48 divisors (see below), whose sum is σ = 1336615290528. Its totient is φ = 109111451904.

The previous prime is 443265274099. The next prime is 443265274157. The reversal of 443265274140 is 41472562344.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 443265274092 and 443265274101.

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 15 ways as a sum of consecutive naturals, for example, 284143627 + ... + 284145186.

It is an arithmetic number, because the mean of its divisors is an integer number (27846151886).

Almost surely, 2^443265274140 is an apocalyptic number.

It is an amenable number.

443265274140 is an abundant number, since it is smaller than the sum of its proper divisors (893350016388).

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

443265274140 is a wasteful number, since it uses less digits than its factorization.

443265274140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568288838 (or 568288836 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 443265274140 in words is "four hundred forty-three billion, two hundred sixty-five million, two hundred seventy-four thousand, one hundred forty".