70782369986 has 8 divisors (see below), whose sum is σ = 111761636880. Its totient is φ = 33528491028.

The previous prime is 70782369979. The next prime is 70782369989. The reversal of 70782369986 is 68996328707.

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

It is not an unprimeable number, because it can be changed into a prime (70782369989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931346936 + ... + 931347011.

It is an arithmetic number, because the mean of its divisors is an integer number (13970204610).

Almost surely, 2^70782369986 is an apocalyptic number.

70782369986 is a deficient number, since it is larger than the sum of its proper divisors (40979266894).

70782369986 is a wasteful number, since it uses less digits than its factorization.

70782369986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862693968.

The product of its (nonzero) digits is 54867456, while the sum is 65.

The spelling of 70782369986 in words is "seventy billion, seven hundred eighty-two million, three hundred sixty-nine thousand, nine hundred eighty-six".