84469599867 has 16 divisors (see below), whose sum is σ = 116668830240. Its totient is φ = 54297019392.

The previous prime is 84469599833. The next prime is 84469599869. The reversal of 84469599867 is 76899596448.

It is not a de Polignac number, because 84469599867 - 2¹¹ = 84469597819 is a prime.

It is a super-2 number, since 2×84469599867² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84469599869) 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 15 ways as a sum of consecutive naturals, for example, 598518 + ... + 726059.

It is an arithmetic number, because the mean of its divisors is an integer number (7291801890).

Almost surely, 2^84469599867 is an apocalyptic number.

84469599867 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

84469599867 is a deficient number, since it is larger than the sum of its proper divisors (32199230373).

84469599867 is a wasteful number, since it uses less digits than its factorization.

84469599867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325342.

The product of its digits is 940584960, while the sum is 75.

The spelling of 84469599867 in words is "eighty-four billion, four hundred sixty-nine million, five hundred ninety-nine thousand, eight hundred sixty-seven".