455909196499 has 4 divisors (see below), whose sum is σ = 456004162600. Its totient is φ = 455814230400.

The previous prime is 455909196481. The next prime is 455909196521. The reversal of 455909196499 is 994691909554.

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

It is a cyclic number.

It is not a de Polignac number, because 455909196499 - 2¹⁷ = 455909065427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (455909196299) 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, 47475849 + ... + 47485450.

It is an arithmetic number, because the mean of its divisors is an integer number (114001040650).

Almost surely, 2^455909196499 is an apocalyptic number.

455909196499 is a deficient number, since it is larger than the sum of its proper divisors (94966101).

455909196499 is an equidigital number, since it uses as much as digits as its factorization.

455909196499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94966100.

The product of its (nonzero) digits is 141717600, while the sum is 70.

The spelling of 455909196499 in words is "four hundred fifty-five billion, nine hundred nine million, one hundred ninety-six thousand, four hundred ninety-nine".