45365051065 has 4 divisors (see below), whose sum is σ = 54438061284. Its totient is φ = 36292040848.

The previous prime is 45365051063. The next prime is 45365051071. The reversal of 45365051065 is 56015056354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11835046521 + 33530004544 = 108789^2 + 183112^2 .

It is a cyclic number.

It is not a de Polignac number, because 45365051065 - 2¹ = 45365051063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45365051063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4536505102 + ... + 4536505111.

It is an arithmetic number, because the mean of its divisors is an integer number (13609515321).

Almost surely, 2^45365051065 is an apocalyptic number.

It is an amenable number.

45365051065 is a deficient number, since it is larger than the sum of its proper divisors (9073010219).

45365051065 is an equidigital number, since it uses as much as digits as its factorization.

45365051065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9073010218.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 45365051065 in words is "forty-five billion, three hundred sixty-five million, fifty-one thousand, sixty-five".