259478564248 has 16 divisors (see below), whose sum is σ = 486595143000. Its totient is φ = 129719859456.

The previous prime is 259478564237. The next prime is 259478564249. The reversal of 259478564248 is 842465874952.

It is a self number, because there is not a number n which added to its sum of digits gives 259478564248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259478564249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2370978 + ... + 2478001.

Almost surely, 2^259478564248 is an apocalyptic number.

It is an amenable number.

259478564248 is a deficient number, since it is larger than the sum of its proper divisors (227116578752).

259478564248 is a wasteful number, since it uses less digits than its factorization.

259478564248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4855674 (or 4855670 counting only the distinct ones).

The product of its digits is 154828800, while the sum is 64.

The spelling of 259478564248 in words is "two hundred fifty-nine billion, four hundred seventy-eight million, five hundred sixty-four thousand, two hundred forty-eight".