396239861782 has 8 divisors (see below), whose sum is σ = 594388229976. Its totient is φ = 198110451792.

The previous prime is 396239861741. The next prime is 396239861783. The reversal of 396239861782 is 287168932693.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396239861783) 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, 4687183 + ... + 4770970.

It is an arithmetic number, because the mean of its divisors is an integer number (74298528747).

Almost surely, 2^396239861782 is an apocalyptic number.

396239861782 is a deficient number, since it is larger than the sum of its proper divisors (198148368194).

396239861782 is a wasteful number, since it uses less digits than its factorization.

396239861782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9479102.

The product of its digits is 47029248, while the sum is 64.

The spelling of 396239861782 in words is "three hundred ninety-six billion, two hundred thirty-nine million, eight hundred sixty-one thousand, seven hundred eighty-two".