981322287662 has 8 divisors (see below), whose sum is σ = 1471988739096. Its totient is φ = 490659374632.

The previous prime is 981322287601. The next prime is 981322287707. The reversal of 981322287662 is 266782223189.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 981322287598 and 981322287607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23693 + ... + 1401144.

It is an arithmetic number, because the mean of its divisors is an integer number (183998592387).

Almost surely, 2^981322287662 is an apocalyptic number.

981322287662 is a deficient number, since it is larger than the sum of its proper divisors (490666451434).

981322287662 is a wasteful number, since it uses less digits than its factorization.

981322287662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769202.

The product of its digits is 6967296, while the sum is 56.

The spelling of 981322287662 in words is "nine hundred eighty-one billion, three hundred twenty-two million, two hundred eighty-seven thousand, six hundred sixty-two".