259416243965 has 8 divisors (see below), whose sum is σ = 315683993088. Its totient is φ = 204609994960.

The previous prime is 259416243941. The next prime is 259416243979. The reversal of 259416243965 is 569342614952.

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

It is not a de Polignac number, because 259416243965 - 2¹² = 259416239869 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 259416243965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365374637 + ... + 365375346.

It is an arithmetic number, because the mean of its divisors is an integer number (39460499136).

Almost surely, 2^259416243965 is an apocalyptic number.

It is an amenable number.

259416243965 is a deficient number, since it is larger than the sum of its proper divisors (56267749123).

259416243965 is an equidigital number, since it uses as much as digits as its factorization.

259416243965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730750059.

The product of its digits is 13996800, while the sum is 56.

The spelling of 259416243965 in words is "two hundred fifty-nine billion, four hundred sixteen million, two hundred forty-three thousand, nine hundred sixty-five".