47336691257857 has 4 divisors (see below), whose sum is σ = 47770972829140. Its totient is φ = 46902409686576.

The previous prime is 47336691257831. The next prime is 47336691257873. The reversal of 47336691257857 is 75875219663374.

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 20912475336256 + 26424215921601 = 4573016^2 + 5140449^2 .

It is a cyclic number.

It is not a de Polignac number, because 47336691257857 - 2¹¹ = 47336691255809 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 47336691257857.

It is not an unprimeable number, because it can be changed into a prime (47336691957857) 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, 217140785478 + ... + 217140785695.

It is an arithmetic number, because the mean of its divisors is an integer number (11942743207285).

Almost surely, 2^{47336691257857} is an apocalyptic number.

It is an amenable number.

47336691257857 is a deficient number, since it is larger than the sum of its proper divisors (434281571283).

47336691257857 is a wasteful number, since it uses less digits than its factorization.

47336691257857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434281571282.

The product of its digits is 1600300800, while the sum is 73.

The spelling of 47336691257857 in words is "forty-seven trillion, three hundred thirty-six billion, six hundred ninety-one million, two hundred fifty-seven thousand, eight hundred fifty-seven".