45460209797 has 4 divisors (see below), whose sum is σ = 45497200620. Its totient is φ = 45423218976.

The previous prime is 45460209701. The next prime is 45460209911. The reversal of 45460209797 is 79790206454.

It is a Cunningham number, because it is equal to 213214²+1.

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 44870254276 + 589955521 = 211826^2 + 24289^2 .

It is a cyclic number.

It is not a de Polignac number, because 45460209797 - 2²⁰ = 45459161221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45460209097) 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, 18493568 + ... + 18496025.

It is an arithmetic number, because the mean of its divisors is an integer number (11374300155).

Almost surely, 2^45460209797 is an apocalyptic number.

It is an amenable number.

45460209797 is a deficient number, since it is larger than the sum of its proper divisors (36990823).

45460209797 is a wasteful number, since it uses less digits than its factorization.

45460209797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36990822.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 45460209797 in words is "forty-five billion, four hundred sixty million, two hundred nine thousand, seven hundred ninety-seven".