4644681454 has 32 divisors (see below), whose sum is σ = 8229206016. Its totient is φ = 1924011360.

The previous prime is 4644681449. The next prime is 4644681463. The reversal of 4644681454 is 4541864464.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 374517 + ... + 386719.

It is an arithmetic number, because the mean of its divisors is an integer number (257162688).

Almost surely, 2^4644681454 is an apocalyptic number.

4644681454 is a deficient number, since it is larger than the sum of its proper divisors (3584524562).

4644681454 is a wasteful number, since it uses less digits than its factorization.

4644681454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13120.

The product of its digits is 1474560, while the sum is 46.

The square root of 4644681454 is about 68151.8998561302. The cubic root of 4644681454 is about 1668.4709316630.

The spelling of 4644681454 in words is "four billion, six hundred forty-four million, six hundred eighty-one thousand, four hundred fifty-four".