10533775909 has 16 divisors (see below), whose sum is σ = 11229755328. Its totient is φ = 9846519552.

The previous prime is 10533775867. The next prime is 10533775927. The reversal of 10533775909 is 90957733501.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10533775909 - 2⁹ = 10533775397 is a prime.

It is a super-2 number, since 2×10533775909² (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 (10533775969) 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, 1521634 + ... + 1528540.

It is an arithmetic number, because the mean of its divisors is an integer number (701859708).

Almost surely, 2^10533775909 is an apocalyptic number.

It is an amenable number.

10533775909 is a deficient number, since it is larger than the sum of its proper divisors (695979419).

10533775909 is a wasteful number, since it uses less digits than its factorization.

10533775909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7524.

The product of its (nonzero) digits is 893025, while the sum is 49.

The spelling of 10533775909 in words is "ten billion, five hundred thirty-three million, seven hundred seventy-five thousand, nine hundred nine".