10818608139 has 6 divisors (see below), whose sum is σ = 15626878436. Its totient is φ = 7212405420.

The previous prime is 10818608123. The next prime is 10818608147. The reversal of 10818608139 is 93180681801.

10818608139 is a `hidden beast` number, since 1 + 0 + 8 + 1 + 8 + 608 + 1 + 39 = 666.

It is not a de Polignac number, because 10818608139 - 2⁴ = 10818608123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10818608094 and 10818608103.

It is not an unprimeable number, because it can be changed into a prime (10818608239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 601033777 + ... + 601033794.

Almost surely, 2^10818608139 is an apocalyptic number.

10818608139 is a deficient number, since it is larger than the sum of its proper divisors (4808270297).

10818608139 is a wasteful number, since it uses less digits than its factorization.

10818608139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202067577 (or 1202067574 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 45.

The spelling of 10818608139 in words is "ten billion, eight hundred eighteen million, six hundred eight thousand, one hundred thirty-nine".