263254752655353 has 48 divisors (see below), whose sum is σ = 407818197895680. Its totient is φ = 163049867854848.

The previous prime is 263254752655339. The next prime is 263254752655397. The reversal of 263254752655353 is 353556257452362.

It is a happy number.

263254752655353 is a `hidden beast` number, since 2 + 6 + 3 + 2 + 5 + 4 + 7 + 5 + 26 + 553 + 53 = 666.

It is not a de Polignac number, because 263254752655353 - 2¹⁰ = 263254752654329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (263254752654353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48388476 + ... + 53553282.

It is an arithmetic number, because the mean of its divisors is an integer number (8496212456160).

Almost surely, 2^{263254752655353} is an apocalyptic number.

It is an amenable number.

263254752655353 is a deficient number, since it is larger than the sum of its proper divisors (144563445240327).

263254752655353 is a wasteful number, since it uses less digits than its factorization.

263254752655353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5169126 (or 5169123 counting only the distinct ones).

The product of its digits is 680400000, while the sum is 63.

The spelling of 263254752655353 in words is "two hundred sixty-three trillion, two hundred fifty-four billion, seven hundred fifty-two million, six hundred fifty-five thousand, three hundred fifty-three".