13016265553 has 4 divisors (see below), whose sum is σ = 13029924708. Its totient is φ = 13002606400.

The previous prime is 13016265541. The next prime is 13016265623. The reversal of 13016265553 is 35556261031.

13016265553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35556261031 = 8461 ⋅4202371.

It can be written as a sum of positive squares in 2 ways, for example, as 3916631889 + 9099633664 = 62583^2 + 95392^2 .

It is a cyclic number.

It is not a de Polignac number, because 13016265553 - 2²⁵ = 12982711121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13016265503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6828148 + ... + 6830053.

It is an arithmetic number, because the mean of its divisors is an integer number (3257481177).

Almost surely, 2^13016265553 is an apocalyptic number.

It is an amenable number.

13016265553 is a deficient number, since it is larger than the sum of its proper divisors (13659155).

13016265553 is an equidigital number, since it uses as much as digits as its factorization.

13016265553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13659154.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 13016265553 in words is "thirteen billion, sixteen million, two hundred sixty-five thousand, five hundred fifty-three".