348350778805 has 64 divisors (see below), whose sum is σ = 451114126848. Its totient is φ = 257635445760.

The previous prime is 348350778793. The next prime is 348350778817. The reversal of 348350778805 is 508877053843.

It is an interprime number because it is at equal distance from previous prime (348350778793) and next prime (348350778817).

It is not a de Polignac number, because 348350778805 - 2¹⁹ = 348350254517 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 348350778805.

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 63 ways as a sum of consecutive naturals, for example, 114700747 + ... + 114703783.

It is an arithmetic number, because the mean of its divisors is an integer number (7048658232).

Almost surely, 2^348350778805 is an apocalyptic number.

It is an amenable number.

348350778805 is a deficient number, since it is larger than the sum of its proper divisors (102763348043).

348350778805 is a wasteful number, since it uses less digits than its factorization.

348350778805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3406.

The product of its (nonzero) digits is 22579200, while the sum is 58.

The spelling of 348350778805 in words is "three hundred forty-eight billion, three hundred fifty million, seven hundred seventy-eight thousand, eight hundred five".