847750046797 has 4 divisors (see below), whose sum is σ = 847753301340. Its totient is φ = 847746792256.

The previous prime is 847750046789. The next prime is 847750046881. The reversal of 847750046797 is 797640057748.

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 833287819716 + 14462227081 = 912846^2 + 120259^2 .

It is a cyclic number.

It is not a de Polignac number, because 847750046797 - 2³ = 847750046789 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 (847750041797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1198972 + ... + 1770037.

It is an arithmetic number, because the mean of its divisors is an integer number (211938325335).

Almost surely, 2^847750046797 is an apocalyptic number.

It is an amenable number.

847750046797 is a deficient number, since it is larger than the sum of its proper divisors (3254543).

847750046797 is a wasteful number, since it uses less digits than its factorization.

847750046797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254542.

The product of its (nonzero) digits is 82978560, while the sum is 64.

The spelling of 847750046797 in words is "eight hundred forty-seven billion, seven hundred fifty million, forty-six thousand, seven hundred ninety-seven".