2525671166 has 4 divisors (see below), whose sum is σ = 3788506752. Its totient is φ = 1262835582.

The previous prime is 2525671163. The next prime is 2525671229. The reversal of 2525671166 is 6611765252.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×2525671166³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525671163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631417790 + ... + 631417793.

It is an arithmetic number, because the mean of its divisors is an integer number (947126688).

Almost surely, 2^2525671166 is an apocalyptic number.

2525671166 is a deficient number, since it is larger than the sum of its proper divisors (1262835586).

2525671166 is a wasteful number, since it uses less digits than its factorization.

2525671166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262835585.

The product of its digits is 151200, while the sum is 41.

The square root of 2525671166 is about 50256.0560131811. The cubic root of 2525671166 is about 1361.8384820717.

The spelling of 2525671166 in words is "two billion, five hundred twenty-five million, six hundred seventy-one thousand, one hundred sixty-six".