45043554856865 has 8 divisors (see below), whose sum is σ = 55309295266368. Its totient is φ = 35196824260080.

The previous prime is 45043554856849. The next prime is 45043554856889. The reversal of 45043554856865 is 56865845534054.

45043554856865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45043554856865 - 2⁴ = 45043554856849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45043554856795 and 45043554856804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104752452941 + ... + 104752453370.

It is an arithmetic number, because the mean of its divisors is an integer number (6913661908296).

Almost surely, 2^{45043554856865} is an apocalyptic number.

It is an amenable number.

45043554856865 is a deficient number, since it is larger than the sum of its proper divisors (10265740409503).

45043554856865 is a wasteful number, since it uses less digits than its factorization.

45043554856865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209504906359.

The product of its (nonzero) digits is 1382400000, while the sum is 68.

The spelling of 45043554856865 in words is "forty-five trillion, forty-three billion, five hundred fifty-four million, eight hundred fifty-six thousand, eight hundred sixty-five".