43726881060 has 72 divisors (see below), whose sum is σ = 132679867320. Its totient is φ = 11656839168.

The previous prime is 43726881053. The next prime is 43726881061. The reversal of 43726881060 is 6018862734.

It can be written as a sum of positive squares in 4 ways, for example, as 1846077156 + 41880803904 = 42966^2 + 204648^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 43726880997 and 43726881015.

It is not an unprimeable number, because it can be changed into a prime (43726881061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 562734 + ... + 635706.

It is an arithmetic number, because the mean of its divisors is an integer number (1842775935).

Almost surely, 2^43726881060 is an apocalyptic number.

It is an amenable number.

43726881060 is an abundant number, since it is smaller than the sum of its proper divisors (88952986260).

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

43726881060 is a wasteful number, since it uses less digits than its factorization.

43726881060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76317 (or 76312 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 43726881060 in words is "forty-three billion, seven hundred twenty-six million, eight hundred eighty-one thousand, sixty".