84225312611 has 4 divisors (see below), whose sum is σ = 91882159224. Its totient is φ = 76568466000.

The previous prime is 84225312541. The next prime is 84225312641. The reversal of 84225312611 is 11621352248.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84225312611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84225312641) 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, 3828423290 + ... + 3828423311.

It is an arithmetic number, because the mean of its divisors is an integer number (22970539806).

Almost surely, 2^84225312611 is an apocalyptic number.

84225312611 is a deficient number, since it is larger than the sum of its proper divisors (7656846613).

84225312611 is a wasteful number, since it uses less digits than its factorization.

84225312611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7656846612.

The product of its digits is 23040, while the sum is 35.

Adding to 84225312611 its reverse (11621352248), we get a palindrome (95846664859).

The spelling of 84225312611 in words is "eighty-four billion, two hundred twenty-five million, three hundred twelve thousand, six hundred eleven".