5438631876569 has 16 divisors (see below), whose sum is σ = 5807294625792. Its totient is φ = 5080995068688.

The previous prime is 5438631876547. The next prime is 5438631876581. The reversal of 5438631876569 is 9656781368345.

It is not a de Polignac number, because 5438631876569 - 2⁸ = 5438631876313 is a prime.

It is a super-2 number, since 2×5438631876569² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5438631876589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30275714 + ... + 30454820.

It is an arithmetic number, because the mean of its divisors is an integer number (362955914112).

Almost surely, 2^{5438631876569} is an apocalyptic number.

It is an amenable number.

5438631876569 is a deficient number, since it is larger than the sum of its proper divisors (368662749223).

5438631876569 is a wasteful number, since it uses less digits than its factorization.

5438631876569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209876.

The product of its digits is 783820800, while the sum is 71.

The spelling of 5438631876569 in words is "five trillion, four hundred thirty-eight billion, six hundred thirty-one million, eight hundred seventy-six thousand, five hundred sixty-nine".