455304121301999 has 4 divisors (see below), whose sum is σ = 459559300005864. Its totient is φ = 451048942598136.

The previous prime is 455304121301971. The next prime is 455304121302007. The reversal of 455304121301999 is 999103121403554.

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 455304121301999 - 2¹² = 455304121297903 is a prime.

It is a super-2 number, since 2×455304121301999² (a number of 30 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 (455304121307999) 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, 2127589351772 + ... + 2127589351985.

It is an arithmetic number, because the mean of its divisors is an integer number (114889825001466).

Almost surely, 2^{455304121301999} is an apocalyptic number.

455304121301999 is a deficient number, since it is larger than the sum of its proper divisors (4255178703865).

455304121301999 is a wasteful number, since it uses less digits than its factorization.

455304121301999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255178703864.

The product of its (nonzero) digits is 5248800, while the sum is 56.

The spelling of 455304121301999 in words is "four hundred fifty-five trillion, three hundred four billion, one hundred twenty-one million, three hundred one thousand, nine hundred ninety-nine".