10266620051 has 4 divisors (see below), whose sum is σ = 10310683032. Its totient is φ = 10222557072.

The previous prime is 10266620041. The next prime is 10266620053. The reversal of 10266620051 is 15002666201.

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-10266620051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10266619996 and 10266620023.

It is not an unprimeable number, because it can be changed into a prime (10266620053) 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, 22031141 + ... + 22031606.

It is an arithmetic number, because the mean of its divisors is an integer number (2577670758).

Almost surely, 2^10266620051 is an apocalyptic number.

10266620051 is a deficient number, since it is larger than the sum of its proper divisors (44062981).

10266620051 is an equidigital number, since it uses as much as digits as its factorization.

10266620051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44062980.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 10266620051 in words is "ten billion, two hundred sixty-six million, six hundred twenty thousand, fifty-one".