45344172565 has 16 divisors (see below), whose sum is σ = 55845685440. Its totient is φ = 35332387200.

The previous prime is 45344172487. The next prime is 45344172569. The reversal of 45344172565 is 56527144354.

It is not a de Polignac number, because 45344172565 - 2⁹ = 45344172053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45344172569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 730611 + ... + 790240.

It is an arithmetic number, because the mean of its divisors is an integer number (3490355340).

Almost surely, 2^45344172565 is an apocalyptic number.

It is an amenable number.

45344172565 is a deficient number, since it is larger than the sum of its proper divisors (10501512875).

45344172565 is a wasteful number, since it uses less digits than its factorization.

45344172565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521012.

The product of its digits is 2016000, while the sum is 46.

The spelling of 45344172565 in words is "forty-five billion, three hundred forty-four million, one hundred seventy-two thousand, five hundred sixty-five".