255065767653 has 24 divisors (see below), whose sum is σ = 359031540000. Its totient is φ = 161048199456.

The previous prime is 255065767651. The next prime is 255065767667. The reversal of 255065767653 is 356767560552.

It is a happy number.

It is not a de Polignac number, because 255065767653 - 2¹ = 255065767651 is a prime.

It is a super-2 number, since 2×255065767653² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 255065767593 and 255065767602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255065767651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3985098 + ... + 4048596.

It is an arithmetic number, because the mean of its divisors is an integer number (14959647500).

Almost surely, 2^255065767653 is an apocalyptic number.

It is an amenable number.

255065767653 is a deficient number, since it is larger than the sum of its proper divisors (103965772347).

255065767653 is a wasteful number, since it uses less digits than its factorization.

255065767653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67249 (or 67230 counting only the distinct ones).

The product of its (nonzero) digits is 39690000, while the sum is 57.

The spelling of 255065767653 in words is "two hundred fifty-five billion, sixty-five million, seven hundred sixty-seven thousand, six hundred fifty-three".