46808557855685 has 4 divisors (see below), whose sum is σ = 56170269426828. Its totient is φ = 37446846284544.

The previous prime is 46808557855681. The next prime is 46808557855721. The reversal of 46808557855685 is 58655875580864.

It is a Cunningham number, because it is equal to 6841678²+1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16851074260036 + 29957483595649 = 4105006^2 + 5473343^2 .

It is a cyclic number.

It is not a de Polignac number, because 46808557855685 - 2² = 46808557855681 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 (46808557855681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4680855785564 + ... + 4680855785573.

It is an arithmetic number, because the mean of its divisors is an integer number (14042567356707).

Almost surely, 2^{46808557855685} is an apocalyptic number.

It is an amenable number.

46808557855685 is a deficient number, since it is larger than the sum of its proper divisors (9361711571143).

46808557855685 is an equidigital number, since it uses as much as digits as its factorization.

46808557855685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9361711571142.

The product of its (nonzero) digits is 12902400000, while the sum is 80.

The spelling of 46808557855685 in words is "forty-six trillion, eight hundred eight billion, five hundred fifty-seven million, eight hundred fifty-five thousand, six hundred eighty-five".