43909058445 has 64 divisors (see below), whose sum is σ = 82481172480. Its totient is φ = 19527897600.

The previous prime is 43909058441. The next prime is 43909058461. The reversal of 43909058445 is 54485090934.

It is not a de Polignac number, because 43909058445 - 2² = 43909058441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43909058441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1531290 + ... + 1559700.

It is an arithmetic number, because the mean of its divisors is an integer number (1288768320).

Almost surely, 2^43909058445 is an apocalyptic number.

It is an amenable number.

43909058445 is a deficient number, since it is larger than the sum of its proper divisors (38572114035).

43909058445 is a wasteful number, since it uses less digits than its factorization.

43909058445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28826.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 43909058445 in words is "forty-three billion, nine hundred nine million, fifty-eight thousand, four hundred forty-five".