1398233976722 has 8 divisors (see below), whose sum is σ = 2288019234672. Its totient is φ = 635560898500.

The previous prime is 1398233976719. The next prime is 1398233976739. The reversal of 1398233976722 is 2276793328931.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31778044904 + ... + 31778044947.

It is an arithmetic number, because the mean of its divisors is an integer number (286002404334).

Almost surely, 2^{1398233976722} is an apocalyptic number.

1398233976722 is a deficient number, since it is larger than the sum of its proper divisors (889785257950).

1398233976722 is a wasteful number, since it uses less digits than its factorization.

1398233976722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63556089864.

The product of its digits is 41150592, while the sum is 62.

The spelling of 1398233976722 in words is "one trillion, three hundred ninety-eight billion, two hundred thirty-three million, nine hundred seventy-six thousand, seven hundred twenty-two".