986951591466 has 8 divisors (see below), whose sum is σ = 1973903182944. Its totient is φ = 328983863820.

The previous prime is 986951591459. The next prime is 986951591467. The reversal of 986951591466 is 664195159689.

986951591466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

986951591466 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 986951591466.

It is not an unprimeable number, because it can be changed into a prime (986951591467) 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, 82245965950 + ... + 82245965961.

It is an arithmetic number, because the mean of its divisors is an integer number (246737897868).

Almost surely, 2^986951591466 is an apocalyptic number.

986951591466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

986951591466 is a wasteful number, since it uses less digits than its factorization.

986951591466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164491931916.

The product of its digits is 125971200, while the sum is 69.

The spelling of 986951591466 in words is "nine hundred eighty-six billion, nine hundred fifty-one million, five hundred ninety-one thousand, four hundred sixty-six".