4625243218 has 4 divisors (see below), whose sum is σ = 6937864830. Its totient is φ = 2312621608.

The previous prime is 4625243179. The next prime is 4625243219. The reversal of 4625243218 is 8123425264.

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

It can be written as a sum of positive squares in only one way, i.e., 3554186689 + 1071056529 = 59617^2 + 32727^2 .

It is not an unprimeable number, because it can be changed into a prime (4625243219) 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, 1156310803 + ... + 1156310806.

Almost surely, 2^4625243218 is an apocalyptic number.

4625243218 is a deficient number, since it is larger than the sum of its proper divisors (2312621612).

4625243218 is a wasteful number, since it uses less digits than its factorization.

4625243218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312621611.

The product of its digits is 92160, while the sum is 37.

The square root of 4625243218 is about 68009.1406944684. The cubic root of 4625243218 is about 1666.1401309447.

The spelling of 4625243218 in words is "four billion, six hundred twenty-five million, two hundred forty-three thousand, two hundred eighteen".