45544661213 has 4 divisors (see below), whose sum is σ = 45550735680. Its totient is φ = 45538586748.

The previous prime is 45544661207. The next prime is 45544661233. The reversal of 45544661213 is 31216644554.

45544661213 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45544661213 - 2¹⁴ = 45544644829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45544661233) 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, 3025973 + ... + 3040986.

It is an arithmetic number, because the mean of its divisors is an integer number (11387683920).

Almost surely, 2^45544661213 is an apocalyptic number.

It is an amenable number.

45544661213 is a deficient number, since it is larger than the sum of its proper divisors (6074467).

45544661213 is an equidigital number, since it uses as much as digits as its factorization.

45544661213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074466.

The product of its digits is 345600, while the sum is 41.

The spelling of 45544661213 in words is "forty-five billion, five hundred forty-four million, six hundred sixty-one thousand, two hundred thirteen".