84029227911 has 12 divisors (see below), whose sum is σ = 123958010592. Its totient is φ = 54827581056.

The previous prime is 84029227901. The next prime is 84029227921. The reversal of 84029227911 is 11972292048.

84029227911 is a `hidden beast` number, since 8 + 402 + 9 + 227 + 9 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (84029227901) and next prime (84029227921).

It is not a de Polignac number, because 84029227911 - 2¹⁰ = 84029226887 is a prime.

It is a super-2 number, since 2×84029227911² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84029227901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99324906 + ... + 99325751.

It is an arithmetic number, because the mean of its divisors is an integer number (10329834216).

Almost surely, 2^84029227911 is an apocalyptic number.

84029227911 is a deficient number, since it is larger than the sum of its proper divisors (39928782681).

84029227911 is a wasteful number, since it uses less digits than its factorization.

84029227911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198650710 (or 198650707 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 84029227911 in words is "eighty-four billion, twenty-nine million, two hundred twenty-seven thousand, nine hundred eleven".