84871016247 has 8 divisors (see below), whose sum is σ = 114260009344. Its totient is φ = 56031350328.

The previous prime is 84871016233. The next prime is 84871016249. The reversal of 84871016247 is 74261017848.

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

It is not a de Polignac number, because 84871016247 - 2¹⁵ = 84870983479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84871016196 and 84871016205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84871016249) 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, 137331433 + ... + 137332050.

It is an arithmetic number, because the mean of its divisors is an integer number (14282501168).

Almost surely, 2^84871016247 is an apocalyptic number.

84871016247 is a deficient number, since it is larger than the sum of its proper divisors (29388993097).

84871016247 is a wasteful number, since it uses less digits than its factorization.

84871016247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274663589.

The product of its (nonzero) digits is 602112, while the sum is 48.

The spelling of 84871016247 in words is "eighty-four billion, eight hundred seventy-one million, sixteen thousand, two hundred forty-seven".