84612199111 has 16 divisors (see below), whose sum is σ = 99577924128. Its totient is φ = 71029504000.

The previous prime is 84612199097. The next prime is 84612199121. The reversal of 84612199111 is 11199121648.

It is a cyclic number.

It is not a de Polignac number, because 84612199111 - 2¹³ = 84612190919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84612199121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4258690 + ... + 4278511.

It is an arithmetic number, because the mean of its divisors is an integer number (6223620258).

Almost surely, 2^84612199111 is an apocalyptic number.

84612199111 is a deficient number, since it is larger than the sum of its proper divisors (14965725017).

84612199111 is a wasteful number, since it uses less digits than its factorization.

84612199111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8537282.

The product of its digits is 31104, while the sum is 43.

The spelling of 84612199111 in words is "eighty-four billion, six hundred twelve million, one hundred ninety-nine thousand, one hundred eleven".