45311216 has 10 divisors (see below), whose sum is σ = 87790512. Its totient is φ = 22655600.

The previous prime is 45311209. The next prime is 45311251. The reversal of 45311216 is 61211354.

45311216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45311191 and 45311200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1415960 + ... + 1415991.

Almost surely, 2^45311216 is an apocalyptic number.

It is an amenable number.

45311216 is a deficient number, since it is larger than the sum of its proper divisors (42479296).

45311216 is a wasteful number, since it uses less digits than its factorization.

45311216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831959 (or 2831953 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 45311216 is about 6731.3606351168. The cubic root of 45311216 is about 356.5074193250.

The spelling of 45311216 in words is "forty-five million, three hundred eleven thousand, two hundred sixteen".