396091984958 has 8 divisors (see below), whose sum is σ = 597572301528. Its totient is φ = 196901217784.

The previous prime is 396091984943. The next prime is 396091984979. The reversal of 396091984958 is 859489190693.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 396091984891 and 396091984900.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572386916 + ... + 572387607.

It is an arithmetic number, because the mean of its divisors is an integer number (74696537691).

Almost surely, 2^396091984958 is an apocalyptic number.

396091984958 is a deficient number, since it is larger than the sum of its proper divisors (201480316570).

396091984958 is a wasteful number, since it uses less digits than its factorization.

396091984958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144774698.

The product of its (nonzero) digits is 151165440, while the sum is 71.

The spelling of 396091984958 in words is "three hundred ninety-six billion, ninety-one million, nine hundred eighty-four thousand, nine hundred fifty-eight".