43860924881 has 2 divisors, whose sum is σ = 43860924882. Its totient is φ = 43860924880.

The previous prime is 43860924871. The next prime is 43860924901. The reversal of 43860924881 is 18842906834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27816902656 + 16044022225 = 166784^2 + 126665^2 .

It is a cyclic number.

It is not a de Polignac number, because 43860924881 - 2¹⁸ = 43860662737 is a prime.

It is a super-2 number, since 2×43860924881² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43860924841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21930462440 + 21930462441.

It is an arithmetic number, because the mean of its divisors is an integer number (21930462441).

Almost surely, 2^43860924881 is an apocalyptic number.

It is an amenable number.

43860924881 is a deficient number, since it is larger than the sum of its proper divisors (1).

43860924881 is an equidigital number, since it uses as much as digits as its factorization.

43860924881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2654208, while the sum is 53.

The spelling of 43860924881 in words is "forty-three billion, eight hundred sixty million, nine hundred twenty-four thousand, eight hundred eighty-one".