348408322177 has 4 divisors (see below), whose sum is σ = 348409533376. Its totient is φ = 348407110980.

The previous prime is 348408322099. The next prime is 348408322189. The reversal of 348408322177 is 771223804843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 771223804843 = 31 ⋅24878187253.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348408322177 is a prime.

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 348408322177.

It is not an unprimeable number, because it can be changed into a prime (348498322177) 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, 99652 + ... + 840682.

It is an arithmetic number, because the mean of its divisors is an integer number (87102383344).

Almost surely, 2^348408322177 is an apocalyptic number.

It is an amenable number.

348408322177 is a deficient number, since it is larger than the sum of its proper divisors (1211199).

348408322177 is an equidigital number, since it uses as much as digits as its factorization.

348408322177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211198.

The product of its (nonzero) digits is 1806336, while the sum is 49.

The spelling of 348408322177 in words is "three hundred forty-eight billion, four hundred eight million, three hundred twenty-two thousand, one hundred seventy-seven".