39481618355 has 8 divisors (see below), whose sum is σ = 47382925200. Its totient is φ = 31581972576.

The previous prime is 39481618343. The next prime is 39481618381. The reversal of 39481618355 is 55381618493.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 39481618355 - 2⁴ = 39481618339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39481618297 and 39481618306.

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 7 ways as a sum of consecutive naturals, for example, 362360 + ... + 458549.

It is an arithmetic number, because the mean of its divisors is an integer number (5922865650).

Almost surely, 2^39481618355 is an apocalyptic number.

39481618355 is a deficient number, since it is larger than the sum of its proper divisors (7901306845).

39481618355 is an equidigital number, since it uses as much as digits as its factorization.

39481618355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830533.

The product of its digits is 3110400, while the sum is 53.

The spelling of 39481618355 in words is "thirty-nine billion, four hundred eighty-one million, six hundred eighteen thousand, three hundred fifty-five".