43263865152 has 140 divisors (see below), whose sum is σ = 128455826400. Its totient is φ = 14397882624.

The previous prime is 43263865133. The next prime is 43263865163. The reversal of 43263865152 is 25156836234.

43263865152 is a `hidden beast` number, since 4 + 3 + 2 + 638 + 6 + 5 + 1 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 43263865098 and 43263865107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3347599 + ... + 3360497.

Almost surely, 2^43263865152 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 43263865152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64227913200).

43263865152 is an abundant number, since it is smaller than the sum of its proper divisors (85191961248).

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

43263865152 is a wasteful number, since it uses less digits than its factorization.

43263865152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13570 (or 13551 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 43263865152 in words is "forty-three billion, two hundred sixty-three million, eight hundred sixty-five thousand, one hundred fifty-two".