4541454645 has 64 divisors (see below), whose sum is σ = 8993617920. Its totient is φ = 1905585408.

The previous prime is 4541454601. The next prime is 4541454653. The reversal of 4541454645 is 5464541454.

It is a happy number.

It is not a de Polignac number, because 4541454645 - 2⁷ = 4541454517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4541454597 and 4541454606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 235042 + ... + 253628.

It is an arithmetic number, because the mean of its divisors is an integer number (140525280).

Almost surely, 2^4541454645 is an apocalyptic number.

It is an amenable number.

4541454645 is a deficient number, since it is larger than the sum of its proper divisors (4452163275).

4541454645 is a wasteful number, since it uses less digits than its factorization.

4541454645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18794.

The product of its digits is 768000, while the sum is 42.

The square root of 4541454645 is about 67390.3156618219. The cubic root of 4541454645 is about 1656.0177740718.

The spelling of 4541454645 in words is "four billion, five hundred forty-one million, four hundred fifty-four thousand, six hundred forty-five".