84538013027 has 4 divisors (see below), whose sum is σ = 91040937120. Its totient is φ = 78035088936.

The previous prime is 84538013003. The next prime is 84538013089. The reversal of 84538013027 is 72031083548.

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

It is a cyclic number.

It is not a de Polignac number, because 84538013027 - 2¹⁰ = 84538012003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84538013927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3251462027 + ... + 3251462052.

It is an arithmetic number, because the mean of its divisors is an integer number (22760234280).

Almost surely, 2^84538013027 is an apocalyptic number.

84538013027 is a deficient number, since it is larger than the sum of its proper divisors (6502924093).

84538013027 is a wasteful number, since it uses less digits than its factorization.

84538013027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6502924092.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 84538013027 in words is "eighty-four billion, five hundred thirty-eight million, thirteen thousand, twenty-seven".