947989671277 has 8 divisors (see below), whose sum is σ = 1034528801472. Its totient is φ = 861510249600.

The previous prime is 947989671247. The next prime is 947989671289. The reversal of 947989671277 is 772176989749.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 947989671277 - 2²⁷ = 947855453549 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 (947989671227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14893924 + ... + 14957437.

It is an arithmetic number, because the mean of its divisors is an integer number (129316100184).

Almost surely, 2^947989671277 is an apocalyptic number.

It is an amenable number.

947989671277 is a deficient number, since it is larger than the sum of its proper divisors (86539130195).

947989671277 is a wasteful number, since it uses less digits than its factorization.

947989671277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29854259.

The product of its digits is 672126336, while the sum is 76.

The spelling of 947989671277 in words is "nine hundred forty-seven billion, nine hundred eighty-nine million, six hundred seventy-one thousand, two hundred seventy-seven".