84469599866 has 8 divisors (see below), whose sum is σ = 133373052480. Its totient is φ = 40011915708.

The previous prime is 84469599833. The next prime is 84469599869. The reversal of 84469599866 is 66899596448.

It is a happy number.

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

It is a super-2 number, since 2×84469599866² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84469599793 and 84469599802.

It is not an unprimeable number, because it can be changed into a prime (84469599869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111442066 + ... + 1111442141.

It is an arithmetic number, because the mean of its divisors is an integer number (16671631560).

Almost surely, 2^84469599866 is an apocalyptic number.

84469599866 is a deficient number, since it is larger than the sum of its proper divisors (48903452614).

84469599866 is a wasteful number, since it uses less digits than its factorization.

84469599866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222884228.

The product of its digits is 806215680, while the sum is 74.

The spelling of 84469599866 in words is "eighty-four billion, four hundred sixty-nine million, five hundred ninety-nine thousand, eight hundred sixty-six".