847093153861 has 4 divisors (see below), whose sum is σ = 859024043424. Its totient is φ = 835162264300.

The previous prime is 847093153847. The next prime is 847093153903. The reversal of 847093153861 is 168351390748.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 847093153861 - 2¹³ = 847093145669 is a prime.

It is a super-2 number, since 2×847093153861² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (847093153811) 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, 5965444675 + ... + 5965444816.

It is an arithmetic number, because the mean of its divisors is an integer number (214756010856).

Almost surely, 2^847093153861 is an apocalyptic number.

It is an amenable number.

847093153861 is a deficient number, since it is larger than the sum of its proper divisors (11930889563).

847093153861 is a wasteful number, since it uses less digits than its factorization.

847093153861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11930889562.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 847093153861 in words is "eight hundred forty-seven billion, ninety-three million, one hundred fifty-three thousand, eight hundred sixty-one".