45484220065 has 16 divisors (see below), whose sum is σ = 56063384208. Its totient is φ = 35399414016.

The previous prime is 45484220063. The next prime is 45484220071. The reversal of 45484220065 is 56002248454.

It can be written as a sum of positive squares in 8 ways, for example, as 1609052769 + 43875167296 = 40113^2 + 209464^2 .

It is a cyclic number.

It is not a de Polignac number, because 45484220065 - 2¹ = 45484220063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45484220063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2776639 + ... + 2792971.

It is an arithmetic number, because the mean of its divisors is an integer number (3503961513).

Almost surely, 2^45484220065 is an apocalyptic number.

It is an amenable number.

45484220065 is a deficient number, since it is larger than the sum of its proper divisors (10579164143).

45484220065 is a wasteful number, since it uses less digits than its factorization.

45484220065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31428.

The product of its (nonzero) digits is 307200, while the sum is 40.

The spelling of 45484220065 in words is "forty-five billion, four hundred eighty-four million, two hundred twenty thousand, sixty-five".