6454745834 has 4 divisors (see below), whose sum is σ = 9682118754. Its totient is φ = 3227372916.

The previous prime is 6454745777. The next prime is 6454745837. The reversal of 6454745834 is 4385474546.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4385474546 = 2 ⋅2192737273.

It can be written as a sum of positive squares in only one way, i.e., 3500497225 + 2954248609 = 59165^2 + 54353^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6454745837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1613686457 + ... + 1613686460.

Almost surely, 2^6454745834 is an apocalyptic number.

6454745834 is a deficient number, since it is larger than the sum of its proper divisors (3227372920).

6454745834 is a wasteful number, since it uses less digits than its factorization.

6454745834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227372919.

The product of its digits is 6451200, while the sum is 50.

The square root of 6454745834 is about 80341.4328600131. The cubic root of 6454745834 is about 1861.9144194198.

The spelling of 6454745834 in words is "six billion, four hundred fifty-four million, seven hundred forty-five thousand, eight hundred thirty-four".