255548497 has 8 divisors (see below), whose sum is σ = 256890816. Its totient is φ = 254210352.

The previous prime is 255548477. The next prime is 255548521. The reversal of 255548497 is 794845552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255548497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255548497.

It is not an unprimeable number, because it can be changed into a prime (255548467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251763 + ... + 252775.

It is an arithmetic number, because the mean of its divisors is an integer number (32111352).

Almost surely, 2^255548497 is an apocalyptic number.

It is an amenable number.

255548497 is a deficient number, since it is larger than the sum of its proper divisors (1342319).

255548497 is a wasteful number, since it uses less digits than its factorization.

255548497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087.

The product of its digits is 2016000, while the sum is 49.

The square root of 255548497 is about 15985.8843045982. The cubic root of 255548497 is about 634.5869113581.

The spelling of 255548497 in words is "two hundred fifty-five million, five hundred forty-eight thousand, four hundred ninety-seven".