10266206623 has 4 divisors (see below), whose sum is σ = 10312243648. Its totient is φ = 10220169600.

The previous prime is 10266206617. The next prime is 10266206633. The reversal of 10266206623 is 32660266201.

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 10266206623 - 2¹³ = 10266198431 is a prime.

It is a super-2 number, since 2×10266206623² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10266206633) 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, 23018178 + ... + 23018623.

It is an arithmetic number, because the mean of its divisors is an integer number (2578060912).

Almost surely, 2^10266206623 is an apocalyptic number.

10266206623 is a deficient number, since it is larger than the sum of its proper divisors (46037025).

10266206623 is an equidigital number, since it uses as much as digits as its factorization.

10266206623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46037024.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 10266206623 in words is "ten billion, two hundred sixty-six million, two hundred six thousand, six hundred twenty-three".