2175165552 has 80 divisors (see below), whose sum is σ = 6429231360. Its totient is φ = 620768256.

The previous prime is 2175165469. The next prime is 2175165599. The reversal of 2175165552 is 2555615712.

It is a self number, because there is not a number n which added to its sum of digits gives 2175165552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339208 + ... + 345560.

It is an arithmetic number, because the mean of its divisors is an integer number (80365392).

Almost surely, 2^2175165552 is an apocalyptic number.

It is an amenable number.

2175165552 is an abundant number, since it is smaller than the sum of its proper divisors (4254065808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2175165552 is a wasteful number, since it uses less digits than its factorization.

2175165552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7390 (or 7384 counting only the distinct ones).

The product of its digits is 105000, while the sum is 39.

The square root of 2175165552 is about 46638.6701354145. The cubic root of 2175165552 is about 1295.6790567112.

The spelling of 2175165552 in words is "two billion, one hundred seventy-five million, one hundred sixty-five thousand, five hundred fifty-two".