45444540211 has 4 divisors (see below), whose sum is σ = 51936617392. Its totient is φ = 38952463032.

The previous prime is 45444540209. The next prime is 45444540257. The reversal of 45444540211 is 11204544454.

45444540211 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 is not a de Polignac number, because 45444540211 - 2¹ = 45444540209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45444540611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3246038580 + ... + 3246038593.

It is an arithmetic number, because the mean of its divisors is an integer number (12984154348).

Almost surely, 2^45444540211 is an apocalyptic number.

45444540211 is a deficient number, since it is larger than the sum of its proper divisors (6492077181).

45444540211 is an equidigital number, since it uses as much as digits as its factorization.

45444540211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6492077180.

The product of its (nonzero) digits is 51200, while the sum is 34.

The spelling of 45444540211 in words is "forty-five billion, four hundred forty-four million, five hundred forty thousand, two hundred eleven".