457144822459 has 4 divisors (see below), whose sum is σ = 492309808816. Its totient is φ = 421979836104.

The previous prime is 457144822391. The next prime is 457144822483. The reversal of 457144822459 is 954228441754.

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 457144822459 - 2²¹ = 457142725307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (457144829459) 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, 17582493159 + ... + 17582493184.

It is an arithmetic number, because the mean of its divisors is an integer number (123077452204).

Almost surely, 2^457144822459 is an apocalyptic number.

457144822459 is a deficient number, since it is larger than the sum of its proper divisors (35164986357).

457144822459 is a wasteful number, since it uses less digits than its factorization.

457144822459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35164986356.

The product of its digits is 12902400, while the sum is 55.

The spelling of 457144822459 in words is "four hundred fifty-seven billion, one hundred forty-four million, eight hundred twenty-two thousand, four hundred fifty-nine".