1982409337115 has 8 divisors (see below), whose sum is σ = 2382405080400. Its totient is φ = 1583584885792.

The previous prime is 1982409337063. The next prime is 1982409337147. The reversal of 1982409337115 is 5117339042891.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1982409337115 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292819265 + ... + 292826034.

It is an arithmetic number, because the mean of its divisors is an integer number (297800635050).

Almost surely, 2^{1982409337115} is an apocalyptic number.

1982409337115 is a deficient number, since it is larger than the sum of its proper divisors (399995743285).

1982409337115 is an equidigital number, since it uses as much as digits as its factorization.

1982409337115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585645981.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 1982409337115 in words is "one trillion, nine hundred eighty-two billion, four hundred nine million, three hundred thirty-seven thousand, one hundred fifteen".