84486944097 has 24 divisors (see below), whose sum is σ = 130494709800. Its totient is φ = 52486540800.

The previous prime is 84486944081. The next prime is 84486944117. The reversal of 84486944097 is 79044968448.

84486944097 is a `hidden beast` number, since 8 + 4 + 48 + 69 + 440 + 97 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 41424053841 + 43062890256 = 203529^2 + 207516^2 .

It is not a de Polignac number, because 84486944097 - 2⁴ = 84486944081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84486944057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2718222 + ... + 2749127.

It is an arithmetic number, because the mean of its divisors is an integer number (5437279575).

Almost surely, 2^84486944097 is an apocalyptic number.

It is an amenable number.

84486944097 is a deficient number, since it is larger than the sum of its proper divisors (46007765703).

84486944097 is a wasteful number, since it uses less digits than its factorization.

84486944097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5467473 (or 5467470 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 84486944097 in words is "eighty-four billion, four hundred eighty-six million, nine hundred forty-four thousand, ninety-seven".