43245716472 has 192 divisors, whose sum is σ = 139029596160. Its totient is φ = 11883283200.

The previous prime is 43245716471. The next prime is 43245716497. The reversal of 43245716472 is 27461754234.

43245716472 is a `hidden beast` number, since 4 + 3 + 2 + 4 + 571 + 6 + 4 + 72 = 666.

It is a super-3 number, since 3×43245716472³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43245716471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2538222 + ... + 2555202.

It is an arithmetic number, because the mean of its divisors is an integer number (724112480).

Almost surely, 2^43245716472 is an apocalyptic number.

43245716472 is a gapful number since it is divisible by the number (42) 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 43245716472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69514798080).

43245716472 is an abundant number, since it is smaller than the sum of its proper divisors (95783879688).

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

43245716472 is a wasteful number, since it uses less digits than its factorization.

43245716472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17194 (or 17187 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The spelling of 43245716472 in words is "forty-three billion, two hundred forty-five million, seven hundred sixteen thousand, four hundred seventy-two".