348145572839 has 4 divisors (see below), whose sum is σ = 354046345320. Its totient is φ = 342244800360.

The previous prime is 348145572833. The next prime is 348145572889. The reversal of 348145572839 is 938275541843.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348145572839 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59), and also a Moran number because the ratio is a prime number: 5900772421 = 348145572839 / (3 + 4 + 8 + 1 + 4 + 5 + 5 + 7 + 2 + 8 + 3 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348145572833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2950386152 + ... + 2950386269.

It is an arithmetic number, because the mean of its divisors is an integer number (88511586330).

Almost surely, 2^348145572839 is an apocalyptic number.

348145572839 is a deficient number, since it is larger than the sum of its proper divisors (5900772481).

348145572839 is an equidigital number, since it uses as much as digits as its factorization.

348145572839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5900772480.

The product of its digits is 29030400, while the sum is 59.

The spelling of 348145572839 in words is "three hundred forty-eight billion, one hundred forty-five million, five hundred seventy-two thousand, eight hundred thirty-nine".