10506533473 has 4 divisors (see below), whose sum is σ = 10509572628. Its totient is φ = 10503494320.

The previous prime is 10506533461. The next prime is 10506533491. The reversal of 10506533473 is 37433560501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2277866529 + 8228666944 = 47727^2 + 90712^2 .

It is a cyclic number.

It is not a de Polignac number, because 10506533473 - 2²¹ = 10504436321 is a prime.

It is a super-2 number, since 2×10506533473² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10506533573) 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, 1514386 + ... + 1521307.

It is an arithmetic number, because the mean of its divisors is an integer number (2627393157).

Almost surely, 2^10506533473 is an apocalyptic number.

It is an amenable number.

10506533473 is a deficient number, since it is larger than the sum of its proper divisors (3039155).

10506533473 is an equidigital number, since it uses as much as digits as its factorization.

10506533473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3039154.

The product of its (nonzero) digits is 113400, while the sum is 37.

The spelling of 10506533473 in words is "ten billion, five hundred six million, five hundred thirty-three thousand, four hundred seventy-three".