86442443045049 has 64 divisors (see below), whose sum is σ = 146447947563008. Its totient is φ = 44119829606400.

The previous prime is 86442443044957. The next prime is 86442443045071. The reversal of 86442443045049 is 94054034424468.

It is not a de Polignac number, because 86442443045049 - 2¹⁷ = 86442442913977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86442443045049.

It is not an unprimeable number, because it can be changed into a prime (86442443065049) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 69721497 + ... + 70950489.

It is an arithmetic number, because the mean of its divisors is an integer number (2288249180672).

Almost surely, 2^{86442443045049} is an apocalyptic number.

It is an amenable number.

86442443045049 is a deficient number, since it is larger than the sum of its proper divisors (60005504517959).

86442443045049 is a wasteful number, since it uses less digits than its factorization.

86442443045049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237358.

The product of its (nonzero) digits is 53084160, while the sum is 57.

The spelling of 86442443045049 in words is "eighty-six trillion, four hundred forty-two billion, four hundred forty-three million, forty-five thousand, forty-nine".