45216313745 has 16 divisors (see below), whose sum is σ = 55158487488. Its totient is φ = 35573979840.

The previous prime is 45216313739. The next prime is 45216313759. The reversal of 45216313745 is 54731361254.

It is a de Polignac number, because none of the positive numbers 2^k-45216313745 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2806202 + ... + 2822268.

It is an arithmetic number, because the mean of its divisors is an integer number (3447405468).

Almost surely, 2^45216313745 is an apocalyptic number.

It is an amenable number.

45216313745 is a deficient number, since it is larger than the sum of its proper divisors (9942173743).

45216313745 is a wasteful number, since it uses less digits than its factorization.

45216313745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25360.

The product of its digits is 302400, while the sum is 41.

Adding to 45216313745 its reverse (54731361254), we get a palindrome (99947674999).

The spelling of 45216313745 in words is "forty-five billion, two hundred sixteen million, three hundred thirteen thousand, seven hundred forty-five".