44505066545 has 4 divisors (see below), whose sum is σ = 53406079860. Its totient is φ = 35604053232.

The previous prime is 44505066511. The next prime is 44505066583. The reversal of 44505066545 is 54566050544.

44505066545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6469145761 + 38035920784 = 80431^2 + 195028^2 .

It is a cyclic number.

It is not a de Polignac number, because 44505066545 - 2⁶ = 44505066481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44505066496 and 44505066505.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4450506650 + ... + 4450506659.

It is an arithmetic number, because the mean of its divisors is an integer number (13351519965).

Almost surely, 2^44505066545 is an apocalyptic number.

It is an amenable number.

44505066545 is a deficient number, since it is larger than the sum of its proper divisors (8901013315).

44505066545 is an equidigital number, since it uses as much as digits as its factorization.

44505066545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8901013314.

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 44505066545 in words is "forty-four billion, five hundred five million, sixty-six thousand, five hundred forty-five".