2555265652 has 6 divisors (see below), whose sum is σ = 4471714898. Its totient is φ = 1277632824.

The previous prime is 2555265619. The next prime is 2555265659. The reversal of 2555265652 is 2565625552.

It can be written as a sum of positive squares in only one way, i.e., 2258530576 + 296735076 = 47524^2 + 17226^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2555265599 and 2555265608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555265659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319408203 + ... + 319408210.

Almost surely, 2^2555265652 is an apocalyptic number.

It is an amenable number.

2555265652 is a deficient number, since it is larger than the sum of its proper divisors (1916449246).

2555265652 is a wasteful number, since it uses less digits than its factorization.

2555265652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638816417 (or 638816415 counting only the distinct ones).

The product of its digits is 900000, while the sum is 43.

The square root of 2555265652 is about 50549.6355278651. The cubic root of 2555265652 is about 1367.1369430814.

It can be divided in two parts, 25552 and 65652, that added together give a square (91204 = 302²).

The spelling of 2555265652 in words is "two billion, five hundred fifty-five million, two hundred sixty-five thousand, six hundred fifty-two".