43102072000 has 224 divisors, whose sum is σ = 121720173120. Its totient is φ = 14977843200.

The previous prime is 43102071979. The next prime is 43102072037. The reversal of 43102072000 is 27020134.

It is a super-2 number, since 2×43102072000² (a number of 22 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 1755811 + ... + 1780189.

It is an arithmetic number, because the mean of its divisors is an integer number (543393630).

Almost surely, 2^43102072000 is an apocalyptic number.

43102072000 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 43102072000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60860086560).

43102072000 is an abundant number, since it is smaller than the sum of its proper divisors (78618101120).

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

43102072000 is a wasteful number, since it uses less digits than its factorization.

43102072000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24436 (or 24416 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

Adding to 43102072000 its reverse (27020134), we get a palindrome (43129092134).

The spelling of 43102072000 in words is "forty-three billion, one hundred two million, seventy-two thousand".