1398285820982 has 32 divisors (see below), whose sum is σ = 2216074205280. Its totient is φ = 659872604160.

The previous prime is 1398285820931. The next prime is 1398285820991. The reversal of 1398285820982 is 2890285828931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16875398 + ... + 16958054.

It is an arithmetic number, because the mean of its divisors is an integer number (69252318915).

Almost surely, 2^{1398285820982} is an apocalyptic number.

1398285820982 is a deficient number, since it is larger than the sum of its proper divisors (817788384298).

1398285820982 is a wasteful number, since it uses less digits than its factorization.

1398285820982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84336.

The product of its (nonzero) digits is 39813120, while the sum is 65.

The spelling of 1398285820982 in words is "one trillion, three hundred ninety-eight billion, two hundred eighty-five million, eight hundred twenty thousand, nine hundred eighty-two".