86616420494 has 8 divisors (see below), whose sum is σ = 131569246560. Its totient is φ = 42760004976.

The previous prime is 86616420491. The next prime is 86616420551. The reversal of 86616420494 is 49402461668.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86616420491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274102439 + ... + 274102754.

It is an arithmetic number, because the mean of its divisors is an integer number (16446155820).

Almost surely, 2^86616420494 is an apocalyptic number.

86616420494 is a deficient number, since it is larger than the sum of its proper divisors (44952826066).

86616420494 is a wasteful number, since it uses less digits than its factorization.

86616420494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548205274.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 86616420494 in words is "eighty-six billion, six hundred sixteen million, four hundred twenty thousand, four hundred ninety-four".