2755725025 has 9 divisors (see below), whose sum is σ = 3417424531. Its totient is φ = 2204370040.

The previous prime is 2755725019. The next prime is 2755725079. The reversal of 2755725025 is 5205275572.

The square root of 2755725025 is 52495.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 992061009 + 1763664016 = 31497^2 + 41996^2 .

It is not a de Polignac number, because 2755725025 - 2⁷ = 2755724897 is a prime.

It is a super-2 number, since 2×2755725025² = 15188040826822501250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 257226 + ... + 267724.

Almost surely, 2^2755725025 is an apocalyptic number.

2755725025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2755725025 is the 52495-th square number.

2755725025 is the 26248-th centered octagonal number.

It is an amenable number.

2755725025 is a deficient number, since it is larger than the sum of its proper divisors (661699506).

2755725025 is an frugal number, since it uses more digits than its factorization.

2755725025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21008 (or 10504 counting only the distinct ones).

The product of its (nonzero) digits is 245000, while the sum is 40.

The cubic root of 2755725025 is about 1401.9912184203.

The spelling of 2755725025 in words is "two billion, seven hundred fifty-five million, seven hundred twenty-five thousand, twenty-five".