2020408046045 has 16 divisors (see below), whose sum is σ = 2505906789120. Its totient is φ = 1562877021504.

The previous prime is 2020408046017. The next prime is 2020408046123. The reversal of 2020408046045 is 5406408040202.

It is a cyclic number.

It is not a de Polignac number, because 2020408046045 - 2⁴⁰ = 920896418269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2020408045996 and 2020408046014.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 51772550 + ... + 51811559.

It is an arithmetic number, because the mean of its divisors is an integer number (156619174320).

Almost surely, 2^{2020408046045} is an apocalyptic number.

It is an amenable number.

2020408046045 is a deficient number, since it is larger than the sum of its proper divisors (485498743075).

2020408046045 is a wasteful number, since it uses less digits than its factorization.

2020408046045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103584244.

The product of its (nonzero) digits is 61440, while the sum is 35.

The spelling of 2020408046045 in words is "two trillion, twenty billion, four hundred eight million, forty-six thousand, forty-five".