43112869072 has 160 divisors (see below), whose sum is σ = 108717041664. Its totient is φ = 16102195200.

The previous prime is 43112869067. The next prime is 43112869099. The reversal of 43112869072 is 27096821134.

It is a super-3 number, since 3×43112869072³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1838928 + ... + 1862224.

Almost surely, 2^43112869072 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 43112869072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54358520832).

43112869072 is an abundant number, since it is smaller than the sum of its proper divisors (65604172592).

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

43112869072 is a wasteful number, since it uses less digits than its factorization.

43112869072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23397 (or 23391 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 43112869072 in words is "forty-three billion, one hundred twelve million, eight hundred sixty-nine thousand, seventy-two".