847942672045 has 16 divisors (see below), whose sum is σ = 1163451185280. Its totient is φ = 581167214784.

The previous prime is 847942672043. The next prime is 847942672069. The reversal of 847942672045 is 540276249748.

It is a cyclic number.

It is not a de Polignac number, because 847942672045 - 2¹ = 847942672043 is a prime.

It is a super-3 number, since 3×847942672045³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (847942672043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5742490 + ... + 5888299.

It is an arithmetic number, because the mean of its divisors is an integer number (72715699080).

Almost surely, 2^847942672045 is an apocalyptic number.

It is an amenable number.

847942672045 is a deficient number, since it is larger than the sum of its proper divisors (315508513235).

847942672045 is a wasteful number, since it uses less digits than its factorization.

847942672045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11632884.

The product of its (nonzero) digits is 27095040, while the sum is 58.

The spelling of 847942672045 in words is "eight hundred forty-seven billion, nine hundred forty-two million, six hundred seventy-two thousand, forty-five".