10055611565 has 8 divisors (see below), whose sum is σ = 12133402008. Its totient is φ = 8000043840.

The previous prime is 10055611543. The next prime is 10055611589. The reversal of 10055611565 is 56511655001.

It can be written as a sum of positive squares in 4 ways, for example, as 51811204 + 10003800361 = 7198^2 + 100019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10055611565 - 2¹⁰ = 10055610541 is a prime.

It is a super-2 number, since 2×10055611565² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5554682 + ... + 5556491.

It is an arithmetic number, because the mean of its divisors is an integer number (1516675251).

Almost surely, 2^10055611565 is an apocalyptic number.

It is an amenable number.

10055611565 is a deficient number, since it is larger than the sum of its proper divisors (2077790443).

10055611565 is a wasteful number, since it uses less digits than its factorization.

10055611565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111359.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 10055611565 in words is "ten billion, fifty-five million, six hundred eleven thousand, five hundred sixty-five".