45209480066269 has 4 divisors (see below), whose sum is σ = 45310169331900. Its totient is φ = 45108790800640.

The previous prime is 45209480066251. The next prime is 45209480066299. The reversal of 45209480066269 is 96266008490254.

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 23808105216025 + 21401374850244 = 4879355^2 + 4626162^2 .

It is a cyclic number.

It is not a de Polignac number, because 45209480066269 - 2¹⁹ = 45209479541981 is a prime.

It is a super-2 number, since 2×45209480066269² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45209480066299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50344632142 + ... + 50344633039.

It is an arithmetic number, because the mean of its divisors is an integer number (11327542332975).

Almost surely, 2^{45209480066269} is an apocalyptic number.

It is an amenable number.

45209480066269 is a deficient number, since it is larger than the sum of its proper divisors (100689265631).

45209480066269 is a wasteful number, since it uses less digits than its factorization.

45209480066269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100689265630.

The product of its (nonzero) digits is 44789760, while the sum is 61.

The spelling of 45209480066269 in words is "forty-five trillion, two hundred nine billion, four hundred eighty million, sixty-six thousand, two hundred sixty-nine".