348978606879843 has 24 divisors (see below), whose sum is σ = 507517982571600. Its totient is φ = 231066076812480.

The previous prime is 348978606879839. The next prime is 348978606879857.

It is a happy number.

348978606879843 is a `hidden beast` number, since 3 + 489 + 7 + 8 + 6 + 0 + 6 + 87 + 9 + 8 + 43 = 666.

348978606879843 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 348978606879843 - 2² = 348978606879839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (348978606879823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1568388 + ... + 26465393.

It is an arithmetic number, because the mean of its divisors is an integer number (21146582607150).

Almost surely, 2^{348978606879843} is an apocalyptic number.

348978606879843 is a deficient number, since it is larger than the sum of its proper divisors (158539375691757).

348978606879843 is a wasteful number, since it uses less digits than its factorization.

348978606879843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28043219 (or 28043216 counting only the distinct ones).

The product of its (nonzero) digits is 84276412416, while the sum is 90.

The spelling of 348978606879843 in words is "three hundred forty-eight trillion, nine hundred seventy-eight billion, six hundred six million, eight hundred seventy-nine thousand, eight hundred forty-three".