5438016907 has 4 divisors (see below), whose sum is σ = 5474030416. Its totient is φ = 5402003400.

The previous prime is 5438016863. The next prime is 5438016949. The reversal of 5438016907 is 7096108345.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5438016907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5438016977) 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, 18006528 + ... + 18006829.

It is an arithmetic number, because the mean of its divisors is an integer number (1368507604).

Almost surely, 2^5438016907 is an apocalyptic number.

5438016907 is a deficient number, since it is larger than the sum of its proper divisors (36013509).

5438016907 is a wasteful number, since it uses less digits than its factorization.

5438016907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36013508.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 5438016907 is about 73742.9108931835. The cubic root of 5438016907 is about 1758.5181340135.

The spelling of 5438016907 in words is "five billion, four hundred thirty-eight million, sixteen thousand, nine hundred seven".