53111011225005 has 20 divisors (see below), whose sum is σ = 95206405307772. Its totient is φ = 28325872653120.

The previous prime is 53111011224979. The next prime is 53111011225039. The reversal of 53111011225005 is 50052211011135.

It is a happy number.

53111011225005 is a `hidden beast` number, since 5 + 31 + 1 + 1 + 0 + 1 + 122 + 500 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 31364513762409 + 21746497462596 = 5600403^2 + 4663314^2 .

It is not a de Polignac number, because 53111011225005 - 2⁹ = 53111011224493 is a prime.

It is a super-2 number, since 2×53111011225005² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 53111011225005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65569149256 + ... + 65569150065.

Almost surely, 2^{53111011225005} is an apocalyptic number.

It is an amenable number.

53111011225005 is a deficient number, since it is larger than the sum of its proper divisors (42095394082767).

53111011225005 is a wasteful number, since it uses less digits than its factorization.

53111011225005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131138299338 (or 131138299329 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 27.

The spelling of 53111011225005 in words is "fifty-three trillion, one hundred eleven billion, eleven million, two hundred twenty-five thousand, five".