3815161982 has 8 divisors (see below), whose sum is σ = 5877411816. Its totient is φ = 1856024712.

The previous prime is 3815161967. The next prime is 3815162003. The reversal of 3815161982 is 2891615183.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25778048 + ... + 25778195.

It is an arithmetic number, because the mean of its divisors is an integer number (734676477).

Almost surely, 2^3815161982 is an apocalyptic number.

3815161982 is a deficient number, since it is larger than the sum of its proper divisors (2062249834).

3815161982 is a wasteful number, since it uses less digits than its factorization.

3815161982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51556282.

The product of its digits is 103680, while the sum is 44.

The square root of 3815161982 is about 61766.9975148542. The cubic root of 3815161982 is about 1562.5634466994.

The spelling of 3815161982 in words is "three billion, eight hundred fifteen million, one hundred sixty-one thousand, nine hundred eighty-two".