84220716601 has 8 divisors (see below), whose sum is σ = 100437128064. Its totient is φ = 69050525280.

The previous prime is 84220716553. The next prime is 84220716673. The reversal of 84220716601 is 10661702248.

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

It is a cyclic number.

It is not a de Polignac number, because 84220716601 - 2¹³ = 84220708409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84220716101) 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, 261554860 + ... + 261555181.

It is an arithmetic number, because the mean of its divisors is an integer number (12554641008).

Almost surely, 2^84220716601 is an apocalyptic number.

It is an amenable number.

84220716601 is a deficient number, since it is larger than the sum of its proper divisors (16216411463).

84220716601 is a wasteful number, since it uses less digits than its factorization.

84220716601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523110071.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 84220716601 in words is "eighty-four billion, two hundred twenty million, seven hundred sixteen thousand, six hundred one".