3115385781682 has 8 divisors (see below), whose sum is σ = 4729380825456. Its totient is φ = 1538925506532.

The previous prime is 3115385781659. The next prime is 3115385781733. The reversal of 3115385781682 is 2861875835113.

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, 9383691948 + ... + 9383692279.

It is an arithmetic number, because the mean of its divisors is an integer number (591172603182).

Almost surely, 2^{3115385781682} is an apocalyptic number.

3115385781682 is a deficient number, since it is larger than the sum of its proper divisors (1613995043774).

3115385781682 is a wasteful number, since it uses less digits than its factorization.

3115385781682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18767384312.

The product of its digits is 9676800, while the sum is 58.

The spelling of 3115385781682 in words is "three trillion, one hundred fifteen billion, three hundred eighty-five million, seven hundred eighty-one thousand, six hundred eighty-two".