255403532115 has 12 divisors (see below), whose sum is σ = 442699455744. Its totient is φ = 136215217104.

The previous prime is 255403532047. The next prime is 255403532117. The reversal of 255403532115 is 511235304552.

255403532115 is a `hidden beast` number, since 2 + 5 + 5 + 4 + 0 + 3 + 532 + 115 = 666.

It is not a de Polignac number, because 255403532115 - 2¹³ = 255403523923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255403532115.

It is not an unprimeable number, because it can be changed into a prime (255403532117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2837816979 + ... + 2837817068.

It is an arithmetic number, because the mean of its divisors is an integer number (36891621312).

Almost surely, 2^255403532115 is an apocalyptic number.

255403532115 is a deficient number, since it is larger than the sum of its proper divisors (187295923629).

255403532115 is a wasteful number, since it uses less digits than its factorization.

255403532115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5675634058 (or 5675634055 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 255403532115 its reverse (511235304552), we get a palindrome (766638836667).

The spelling of 255403532115 in words is "two hundred fifty-five billion, four hundred three million, five hundred thirty-two thousand, one hundred fifteen".