84678548047 has 8 divisors (see below), whose sum is σ = 85254120000. Its totient is φ = 84103073184.

The previous prime is 84678548033. The next prime is 84678548083. The reversal of 84678548047 is 74084587648.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84678548047 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 (84678548027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2972829 + ... + 3001177.

It is an arithmetic number, because the mean of its divisors is an integer number (10656765000).

Almost surely, 2^84678548047 is an apocalyptic number.

84678548047 is a deficient number, since it is larger than the sum of its proper divisors (575571953).

84678548047 is a wasteful number, since it uses less digits than its factorization.

84678548047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48545.

The product of its (nonzero) digits is 48168960, while the sum is 61.

The spelling of 84678548047 in words is "eighty-four billion, six hundred seventy-eight million, five hundred forty-eight thousand, forty-seven".