45503213244 has 12 divisors (see below), whose sum is σ = 106174164264. Its totient is φ = 15167737744.

The previous prime is 45503213243. The next prime is 45503213267. The reversal of 45503213244 is 44231230554.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45503213243) 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, 1895967207 + ... + 1895967230.

It is an arithmetic number, because the mean of its divisors is an integer number (8847847022).

Almost surely, 2^45503213244 is an apocalyptic number.

It is an amenable number.

45503213244 is an abundant number, since it is smaller than the sum of its proper divisors (60670951020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45503213244 is a wasteful number, since it uses less digits than its factorization.

45503213244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3791934444 (or 3791934442 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 45503213244 its reverse (44231230554), we get a palindrome (89734443798).

The spelling of 45503213244 in words is "forty-five billion, five hundred three million, two hundred thirteen thousand, two hundred forty-four".