53085155538165 has 32 divisors (see below), whose sum is σ = 85136259686400. Its totient is φ = 28245488504640.

The previous prime is 53085155538083. The next prime is 53085155538211. The reversal of 53085155538165 is 56183555158035.

It is not a de Polignac number, because 53085155538165 - 2¹⁴ = 53085155521781 is a prime.

It is a super-2 number, since 2×53085155538165² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53085155538099 and 53085155538108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8836930 + ... + 13574300.

It is an arithmetic number, because the mean of its divisors is an integer number (2660508115200).

Almost surely, 2^{53085155538165} is an apocalyptic number.

It is an amenable number.

53085155538165 is a deficient number, since it is larger than the sum of its proper divisors (32051104148235).

53085155538165 is a wasteful number, since it uses less digits than its factorization.

53085155538165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4739137.

The product of its (nonzero) digits is 54000000, while the sum is 60.

The spelling of 53085155538165 in words is "fifty-three trillion, eighty-five billion, one hundred fifty-five million, five hundred thirty-eight thousand, one hundred sixty-five".