4318746672245 has 4 divisors (see below), whose sum is σ = 5182496006700. Its totient is φ = 3454997337792.

The previous prime is 4318746672241. The next prime is 4318746672269. The reversal of 4318746672245 is 5422766478134.

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 2756669143684 + 1562077528561 = 1660322^2 + 1249831^2 .

It is a cyclic number.

It is not a de Polignac number, because 4318746672245 - 2² = 4318746672241 is a prime.

It is a super-2 number, since 2×4318746672245² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4318746672241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431874667220 + ... + 431874667229.

It is an arithmetic number, because the mean of its divisors is an integer number (1295624001675).

Almost surely, 2^{4318746672245} is an apocalyptic number.

It is an amenable number.

4318746672245 is a deficient number, since it is larger than the sum of its proper divisors (863749334455).

4318746672245 is an equidigital number, since it uses as much as digits as its factorization.

4318746672245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863749334454.

The product of its digits is 54190080, while the sum is 59.

The spelling of 4318746672245 in words is "four trillion, three hundred eighteen billion, seven hundred forty-six million, six hundred seventy-two thousand, two hundred forty-five".