43021226740680 has 384 divisors, whose sum is σ = 149558624467200. Its totient is φ = 10701585506304.

The previous prime is 43021226740651. The next prime is 43021226740691. The reversal of 43021226740680 is 8604762212034.

It is a happy number.

43021226740680 is a `hidden beast` number, since 4 + 3 + 0 + 212 + 26 + 7 + 406 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 53395299 + ... + 54195021.

It is an arithmetic number, because the mean of its divisors is an integer number (389475584550).

Almost surely, 2^{43021226740680} is an apocalyptic number.

43021226740680 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 43021226740680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74779312233600).

43021226740680 is an abundant number, since it is smaller than the sum of its proper divisors (106537397726520).

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

43021226740680 is a wasteful number, since it uses less digits than its factorization.

43021226740680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799925 (or 799918 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 43021226740680 in words is "forty-three trillion, twenty-one billion, two hundred twenty-six million, seven hundred forty thousand, six hundred eighty".