455820446038271 has 4 divisors (see below), whose sum is σ = 464420831812632. Its totient is φ = 447220060263912.

The previous prime is 455820446038261. The next prime is 455820446038333. The reversal of 455820446038271 is 172830644028554.

It is a happy number.

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 455820446038271 - 2¹⁴ = 455820446021887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 455820446038271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455820446038261) 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, 4300192887101 + ... + 4300192887206.

It is an arithmetic number, because the mean of its divisors is an integer number (116105207953158).

Almost surely, 2^{455820446038271} is an apocalyptic number.

455820446038271 is a deficient number, since it is larger than the sum of its proper divisors (8600385774361).

455820446038271 is an equidigital number, since it uses as much as digits as its factorization.

455820446038271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8600385774360.

The product of its (nonzero) digits is 51609600, while the sum is 59.

The spelling of 455820446038271 in words is "four hundred fifty-five trillion, eight hundred twenty billion, four hundred forty-six million, thirty-eight thousand, two hundred seventy-one".