43795398240 has 432 divisors, whose sum is σ = 172932505200. Its totient is φ = 10057512960.

The previous prime is 43795398239. The next prime is 43795398271. The reversal of 43795398240 is 4289359734.

43795398240 is a `hidden beast` number, since 4 + 3 + 7 + 9 + 5 + 398 + 240 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3303946 + ... + 3317174.

It is an arithmetic number, because the mean of its divisors is an integer number (400306725).

Almost surely, 2^43795398240 is an apocalyptic number.

43795398240 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 43795398240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86466252600).

43795398240 is an abundant number, since it is smaller than the sum of its proper divisors (129137106960).

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

43795398240 is a wasteful number, since it uses less digits than its factorization.

43795398240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13291 (or 13269 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 43795398240 in words is "forty-three billion, seven hundred ninety-five million, three hundred ninety-eight thousand, two hundred forty".