84936665043 has 24 divisors (see below), whose sum is σ = 127245081600. Its totient is φ = 56617834248.

The previous prime is 84936664999. The next prime is 84936665053. The reversal of 84936665043 is 34056663948.

It is not a de Polignac number, because 84936665043 - 2¹⁴ = 84936648659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84936665053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2959798 + ... + 2988356.

It is an arithmetic number, because the mean of its divisors is an integer number (5301878400).

Almost surely, 2^84936665043 is an apocalyptic number.

84936665043 is a deficient number, since it is larger than the sum of its proper divisors (42308416557).

84936665043 is a wasteful number, since it uses less digits than its factorization.

84936665043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40813 (or 40801 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 84936665043 in words is "eighty-four billion, nine hundred thirty-six million, six hundred sixty-five thousand, forty-three".