48256540865999 has 4 divisors (see below), whose sum is σ = 48976787744664. Its totient is φ = 47536293987336.

The previous prime is 48256540865987. The next prime is 48256540866019. The reversal of 48256540865999 is 99956804565284.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48256540865999 - 2⁴ = 48256540865983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48256540865899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360123439232 + ... + 360123439365.

It is an arithmetic number, because the mean of its divisors is an integer number (12244196936166).

Almost surely, 2^{48256540865999} is an apocalyptic number.

48256540865999 is a deficient number, since it is larger than the sum of its proper divisors (720246878665).

48256540865999 is an equidigital number, since it uses as much as digits as its factorization.

48256540865999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720246878664.

The product of its (nonzero) digits is 6718464000, while the sum is 80.

The spelling of 48256540865999 in words is "forty-eight trillion, two hundred fifty-six billion, five hundred forty million, eight hundred sixty-five thousand, nine hundred ninety-nine".