43769848481 has 2 divisors, whose sum is σ = 43769848482. Its totient is φ = 43769848480.

The previous prime is 43769848477. The next prime is 43769848519. The reversal of 43769848481 is 18484896734.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43338912400 + 430936081 = 208180^2 + 20759^2 .

It is a cyclic number.

It is not a de Polignac number, because 43769848481 - 2² = 43769848477 is a prime.

It is a super-2 number, since 2×43769848481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43769848411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21884924240 + 21884924241.

It is an arithmetic number, because the mean of its divisors is an integer number (21884924241).

Almost surely, 2^43769848481 is an apocalyptic number.

It is an amenable number.

43769848481 is a deficient number, since it is larger than the sum of its proper divisors (1).

43769848481 is an equidigital number, since it uses as much as digits as its factorization.

43769848481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37158912, while the sum is 62.

The spelling of 43769848481 in words is "forty-three billion, seven hundred sixty-nine million, eight hundred forty-eight thousand, four hundred eighty-one".