5818167049 has 4 divisors (see below), whose sum is σ = 5857215300. Its totient is φ = 5779118800.

The previous prime is 5818167041. The next prime is 5818167067. The reversal of 5818167049 is 9407618185.

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 1673382649 + 4144784400 = 40907^2 + 64380^2 .

It is a cyclic number.

It is not a de Polignac number, because 5818167049 - 2³ = 5818167041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5818166993 and 5818167011.

It is not an unprimeable number, because it can be changed into a prime (5818167041) 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, 19523902 + ... + 19524199.

It is an arithmetic number, because the mean of its divisors is an integer number (1464303825).

Almost surely, 2^5818167049 is an apocalyptic number.

It is an amenable number.

5818167049 is a deficient number, since it is larger than the sum of its proper divisors (39048251).

5818167049 is a wasteful number, since it uses less digits than its factorization.

5818167049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39048250.

The product of its (nonzero) digits is 483840, while the sum is 49.

The square root of 5818167049 is about 76276.9103267824. The cubic root of 5818167049 is about 1798.5757302211.

The spelling of 5818167049 in words is "five billion, eight hundred eighteen million, one hundred sixty-seven thousand, forty-nine".