84688264609 has 8 divisors (see below), whose sum is σ = 91266678720. Its totient is φ = 78118983696.

The previous prime is 84688264601. The next prime is 84688264667. The reversal of 84688264609 is 90646288648.

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

It is not a de Polignac number, because 84688264609 - 2³ = 84688264601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84688264601) 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, 2264029 + ... + 2301130.

It is an arithmetic number, because the mean of its divisors is an integer number (11408334840).

Almost surely, 2^84688264609 is an apocalyptic number.

It is an amenable number.

84688264609 is a deficient number, since it is larger than the sum of its proper divisors (6578414111).

84688264609 is a wasteful number, since it uses less digits than its factorization.

84688264609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4566599.

The product of its (nonzero) digits is 31850496, while the sum is 61.

The spelling of 84688264609 in words is "eighty-four billion, six hundred eighty-eight million, two hundred sixty-four thousand, six hundred nine".