86440124066 has 16 divisors (see below), whose sum is σ = 136672186560. Its totient is φ = 40888987920.

The previous prime is 86440124063. The next prime is 86440124129. The reversal of 86440124066 is 66042104468.

It is not an unprimeable number, because it can be changed into a prime (86440124063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1536845 + ... + 1592096.

It is an arithmetic number, because the mean of its divisors is an integer number (8542011660).

Almost surely, 2^86440124066 is an apocalyptic number.

86440124066 is a deficient number, since it is larger than the sum of its proper divisors (50232062494).

86440124066 is a wasteful number, since it uses less digits than its factorization.

86440124066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129689.

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 86440124066 in words is "eighty-six billion, four hundred forty million, one hundred twenty-four thousand, sixty-six".