4664015945 has 32 divisors (see below), whose sum is σ = 5830963200. Its totient is φ = 3578432256.

The previous prime is 4664015927. The next prime is 4664015989. The reversal of 4664015945 is 5495104664.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4664015945 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4664015896 and 4664015905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4205051 + ... + 4206159.

It is an arithmetic number, because the mean of its divisors is an integer number (182217600).

Almost surely, 2^4664015945 is an apocalyptic number.

It is an amenable number.

4664015945 is a deficient number, since it is larger than the sum of its proper divisors (1166947255).

4664015945 is a wasteful number, since it uses less digits than its factorization.

4664015945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457.

The product of its (nonzero) digits is 518400, while the sum is 44.

The square root of 4664015945 is about 68293.6010545644. The cubic root of 4664015945 is about 1670.7828503613.

The spelling of 4664015945 in words is "four billion, six hundred sixty-four million, fifteen thousand, nine hundred forty-five".