265510556552 has 8 divisors (see below), whose sum is σ = 497832293550. Its totient is φ = 132755278272.

The previous prime is 265510556501. The next prime is 265510556573. The reversal of 265510556552 is 255655015562.

265510556552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 166377515236 + 99133041316 = 407894^2 + 314854^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 265510556497 and 265510556506.

It is an unprimeable number.

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, 16594409777 + ... + 16594409792.

Almost surely, 2^265510556552 is an apocalyptic number.

It is an amenable number.

265510556552 is a deficient number, since it is larger than the sum of its proper divisors (232321736998).

265510556552 is a wasteful number, since it uses less digits than its factorization.

265510556552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33188819575 (or 33188819571 counting only the distinct ones).

The product of its (nonzero) digits is 2250000, while the sum is 47.

The spelling of 265510556552 in words is "two hundred sixty-five billion, five hundred ten million, five hundred fifty-six thousand, five hundred fifty-two".