45581344705 has 16 divisors (see below), whose sum is σ = 58909584384. Its totient is φ = 33657520320.

The previous prime is 45581344693. The next prime is 45581344751. The reversal of 45581344705 is 50744318554.

It is not a de Polignac number, because 45581344705 - 2³¹ = 43433861057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1579960 + ... + 1608550.

It is an arithmetic number, because the mean of its divisors is an integer number (3681849024).

Almost surely, 2^45581344705 is an apocalyptic number.

It is an amenable number.

45581344705 is a deficient number, since it is larger than the sum of its proper divisors (13328239679).

45581344705 is a wasteful number, since it uses less digits than its factorization.

45581344705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53136.

The product of its (nonzero) digits is 1344000, while the sum is 46.

It can be divided in two parts, 45581 and 344705, that added together give a triangular number (390286 = T₈₈₃).

The spelling of 45581344705 in words is "forty-five billion, five hundred eighty-one million, three hundred forty-four thousand, seven hundred five".