2643461323 has 4 divisors (see below), whose sum is σ = 2758394448. Its totient is φ = 2528528200.

The previous prime is 2643461297. The next prime is 2643461329. The reversal of 2643461323 is 3231643462.

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 2643461323 - 2⁹ = 2643460811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2643461329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57466528 + ... + 57466573.

It is an arithmetic number, because the mean of its divisors is an integer number (689598612).

Almost surely, 2^2643461323 is an apocalyptic number.

2643461323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2643461323 is a deficient number, since it is larger than the sum of its proper divisors (114933125).

2643461323 is a wasteful number, since it uses less digits than its factorization.

2643461323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114933124.

The product of its digits is 62208, while the sum is 34.

The square root of 2643461323 is about 51414.6022351627. The cubic root of 2643461323 is about 1382.6884025913.

The spelling of 2643461323 in words is "two billion, six hundred forty-three million, four hundred sixty-one thousand, three hundred twenty-three".