10809862051 has 4 divisors (see below), whose sum is σ = 10914812272. Its totient is φ = 10704911832.

The previous prime is 10809862043. The next prime is 10809862079. The reversal of 10809862051 is 15026890801.

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

It is a cyclic number.

It is not a de Polignac number, because 10809862051 - 2³ = 10809862043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10809861995 and 10809862013.

It is not an unprimeable number, because it can be changed into a prime (10809862081) 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, 52474956 + ... + 52475161.

It is an arithmetic number, because the mean of its divisors is an integer number (2728703068).

Almost surely, 2^10809862051 is an apocalyptic number.

10809862051 is a deficient number, since it is larger than the sum of its proper divisors (104950221).

10809862051 is a wasteful number, since it uses less digits than its factorization.

10809862051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104950220.

The product of its (nonzero) digits is 34560, while the sum is 40.

The spelling of 10809862051 in words is "ten billion, eight hundred nine million, eight hundred sixty-two thousand, fifty-one".