2284642728463 has 4 divisors (see below), whose sum is σ = 2322095888008. Its totient is φ = 2247189568920.

The previous prime is 2284642728439. The next prime is 2284642728469. The reversal of 2284642728463 is 3648272464822.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2284642728463 is a prime.

It is a super-2 number, since 2×2284642728463² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2284642728398 and 2284642728407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2284642728469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18726579681 + ... + 18726579802.

It is an arithmetic number, because the mean of its divisors is an integer number (580523972002).

Almost surely, 2^{2284642728463} is an apocalyptic number.

2284642728463 is a deficient number, since it is larger than the sum of its proper divisors (37453159545).

2284642728463 is an equidigital number, since it uses as much as digits as its factorization.

2284642728463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37453159544.

The product of its digits is 49545216, while the sum is 58.

The spelling of 2284642728463 in words is "two trillion, two hundred eighty-four billion, six hundred forty-two million, seven hundred twenty-eight thousand, four hundred sixty-three".