5305513105081 has 4 divisors (see below), whose sum is σ = 6063443548672. Its totient is φ = 4547582661492.

The previous prime is 5305513104989. The next prime is 5305513105153. The reversal of 5305513105081 is 1805013155035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5305513105081 - 2²⁷ = 5305378887353 is a prime.

It is a super-2 number, since 2×5305513105081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5305513105081.

It is not an unprimeable number, because it can be changed into a prime (5305513109081) 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, 378965221785 + ... + 378965221798.

It is an arithmetic number, because the mean of its divisors is an integer number (1515860887168).

Almost surely, 2^{5305513105081} is an apocalyptic number.

It is an amenable number.

5305513105081 is a deficient number, since it is larger than the sum of its proper divisors (757930443591).

5305513105081 is an equidigital number, since it uses as much as digits as its factorization.

5305513105081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757930443590.

The product of its (nonzero) digits is 45000, while the sum is 37.

The spelling of 5305513105081 in words is "five trillion, three hundred five billion, five hundred thirteen million, one hundred five thousand, eighty-one".