4664511361 has 4 divisors (see below), whose sum is σ = 4690282324. Its totient is φ = 4638740400.

The previous prime is 4664511347. The next prime is 4664511373. The reversal of 4664511361 is 1631154664.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1250329600 + 3414181761 = 35360^2 + 58431^2 .

It is not a de Polignac number, because 4664511361 - 2⁷ = 4664511233 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4664511361.

It is not an unprimeable number, because it can be changed into a prime (4664511331) 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, 12885210 + ... + 12885571.

It is an arithmetic number, because the mean of its divisors is an integer number (1172570581).

Almost surely, 2^4664511361 is an apocalyptic number.

It is an amenable number.

4664511361 is a deficient number, since it is larger than the sum of its proper divisors (25770963).

4664511361 is a wasteful number, since it uses less digits than its factorization.

4664511361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25770962.

The product of its digits is 51840, while the sum is 37.

The square root of 4664511361 is about 68297.2280623453. The cubic root of 4664511361 is about 1670.8420056230.

The spelling of 4664511361 in words is "four billion, six hundred sixty-four million, five hundred eleven thousand, three hundred sixty-one".