52162165511 has 4 divisors (see below), whose sum is σ = 52164213024. Its totient is φ = 52160118000.

The previous prime is 52162165507. The next prime is 52162165519. The reversal of 52162165511 is 11556126125.

52162165511 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.

It is a cyclic number.

It is not a de Polignac number, because 52162165511 - 2² = 52162165507 is a prime.

It is a super-2 number, since 2×52162165511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52162165519) 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, 985055 + ... + 1036656.

It is an arithmetic number, because the mean of its divisors is an integer number (13041053256).

Almost surely, 2^52162165511 is an apocalyptic number.

52162165511 is a deficient number, since it is larger than the sum of its proper divisors (2047513).

52162165511 is a wasteful number, since it uses less digits than its factorization.

52162165511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047512.

The product of its digits is 18000, while the sum is 35.

The spelling of 52162165511 in words is "fifty-two billion, one hundred sixty-two million, one hundred sixty-five thousand, five hundred eleven".