84756672016 has 10 divisors (see below), whose sum is σ = 164216052062. Its totient is φ = 42378336000.

The previous prime is 84756671981. The next prime is 84756672041. The reversal of 84756672016 is 61027665748.

It can be written as a sum of positive squares in only one way, i.e., 83923772416 + 832899600 = 289696^2 + 28860^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2648645985 + ... + 2648646016.

Almost surely, 2^84756672016 is an apocalyptic number.

It is an amenable number.

84756672016 is a deficient number, since it is larger than the sum of its proper divisors (79459380046).

84756672016 is a wasteful number, since it uses less digits than its factorization.

84756672016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5297292009 (or 5297292003 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 84756672016 in words is "eighty-four billion, seven hundred fifty-six million, six hundred seventy-two thousand, sixteen".