2505525164 has 6 divisors (see below), whose sum is σ = 4384669044. Its totient is φ = 1252762580.

The previous prime is 2505525131. The next prime is 2505525181. The reversal of 2505525164 is 4615255052.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313190642 + ... + 313190649.

It is an arithmetic number, because the mean of its divisors is an integer number (730778174).

Almost surely, 2^2505525164 is an apocalyptic number.

It is an amenable number.

2505525164 is a deficient number, since it is larger than the sum of its proper divisors (1879143880).

2505525164 is a wasteful number, since it uses less digits than its factorization.

2505525164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626381295 (or 626381293 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 2505525164 is about 50055.2211462501. The cubic root of 2505525164 is about 1358.2079127961.

The spelling of 2505525164 in words is "two billion, five hundred five million, five hundred twenty-five thousand, one hundred sixty-four".