1982686462297 has 8 divisors (see below), whose sum is σ = 1994198036544. Its totient is φ = 1971175474128.

The previous prime is 1982686462241. The next prime is 1982686462319. The reversal of 1982686462297 is 7922646862891.

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

It is a cyclic number.

It is not a de Polignac number, because 1982686462297 - 2²³ = 1982678073689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1982686463297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7925308 + ... + 8171650.

It is an arithmetic number, because the mean of its divisors is an integer number (249274754568).

Almost surely, 2^{1982686462297} is an apocalyptic number.

It is an amenable number.

1982686462297 is a deficient number, since it is larger than the sum of its proper divisors (11511574247).

1982686462297 is a wasteful number, since it uses less digits than its factorization.

1982686462297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293039.

The product of its digits is 250822656, while the sum is 70.

The spelling of 1982686462297 in words is "one trillion, nine hundred eighty-two billion, six hundred eighty-six million, four hundred sixty-two thousand, two hundred ninety-seven".