4448492813 has 4 divisors (see below), whose sum is σ = 4641905568. Its totient is φ = 4255080060.

The previous prime is 4448492791. The next prime is 4448492879. The reversal of 4448492813 is 3182948444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4448492813 - 2⁶ = 4448492749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4448482813) 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, 96706343 + ... + 96706388.

It is an arithmetic number, because the mean of its divisors is an integer number (1160476392).

Almost surely, 2^4448492813 is an apocalyptic number.

It is an amenable number.

4448492813 is a deficient number, since it is larger than the sum of its proper divisors (193412755).

4448492813 is a wasteful number, since it uses less digits than its factorization.

4448492813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193412754.

The product of its digits is 884736, while the sum is 47.

The square root of 4448492813 is about 66697.0225197497. The cubic root of 4448492813 is about 1644.6404381613.

The spelling of 4448492813 in words is "four billion, four hundred forty-eight million, four hundred ninety-two thousand, eight hundred thirteen".