2464722245281 has 4 divisors (see below), whose sum is σ = 2467927346500. Its totient is φ = 2461517144064.

The previous prime is 2464722245263. The next prime is 2464722245369. The reversal of 2464722245281 is 1825422274642.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1238201435025 + 1226520810256 = 1112745^2 + 1107484^2 .

It is a cyclic number.

It is not a de Polignac number, because 2464722245281 - 2¹¹ = 2464722243233 is a prime.

It is a super-2 number, since 2×2464722245281² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2464722285281) 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, 1602549456 + ... + 1602550993.

It is an arithmetic number, because the mean of its divisors is an integer number (616981836625).

Almost surely, 2^{2464722245281} is an apocalyptic number.

It is an amenable number.

2464722245281 is a deficient number, since it is larger than the sum of its proper divisors (3205101219).

2464722245281 is an equidigital number, since it uses as much as digits as its factorization.

2464722245281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205101218.

The product of its digits is 3440640, while the sum is 49.

The spelling of 2464722245281 in words is "two trillion, four hundred sixty-four billion, seven hundred twenty-two million, two hundred forty-five thousand, two hundred eighty-one".