86444182134012 has 48 divisors (see below), whose sum is σ = 213572828196000. Its totient is φ = 27119127693312.

The previous prime is 86444182133983. The next prime is 86444182134019. The reversal of 86444182134012 is 21043128144468.

It is a super-2 number, since 2×86444182134012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86444182134019) 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, 4238598 + ... + 13814994.

It is an arithmetic number, because the mean of its divisors is an integer number (4449433920750).

Almost surely, 2^{86444182134012} is an apocalyptic number.

It is an amenable number.

86444182134012 is an abundant number, since it is smaller than the sum of its proper divisors (127128646061988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86444182134012 is a wasteful number, since it uses less digits than its factorization.

86444182134012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9620670 (or 9620668 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 86444182134012 in words is "eighty-six trillion, four hundred forty-four billion, one hundred eighty-two million, one hundred thirty-four thousand, twelve".