43091254680 has 256 divisors, whose sum is σ = 134725939200. Its totient is φ = 11019939840.

The previous prime is 43091254667. The next prime is 43091254697. The reversal of 43091254680 is 8645219034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49134402 + ... + 49135278.

It is an arithmetic number, because the mean of its divisors is an integer number (526273200).

Almost surely, 2^43091254680 is an apocalyptic number.

43091254680 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 43091254680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67362969600).

43091254680 is an abundant number, since it is smaller than the sum of its proper divisors (91634684520).

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

43091254680 is a wasteful number, since it uses less digits than its factorization.

43091254680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 43091254680 in words is "forty-three billion, ninety-one million, two hundred fifty-four thousand, six hundred eighty".