891468318976 has 27 divisors (see below), whose sum is σ = 1779484494963. Its totient is φ = 445726606080.

The previous prime is 891468318931. The next prime is 891468318989. The reversal of 891468318976 is 679813864198.

The square root of 891468318976 is 944176.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 15077311 + ... + 15136321.

Almost surely, 2^891468318976 is an apocalyptic number.

891468318976 is the 944176-th square number.

It is an amenable number.

891468318976 is a deficient number, since it is larger than the sum of its proper divisors (888016175987).

891468318976 is an frugal number, since it uses more digits than its factorization.

891468318976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118038 (or 59013 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 70.

The spelling of 891468318976 in words is "eight hundred ninety-one billion, four hundred sixty-eight million, three hundred eighteen thousand, nine hundred seventy-six".