346771875841 has 4 divisors (see below), whose sum is σ = 347287139332. Its totient is φ = 346256612352.

The previous prime is 346771875803. The next prime is 346771875851. The reversal of 346771875841 is 148578177643.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 198755472400 + 148016403441 = 445820^2 + 384729^2 .

It is a cyclic number.

It is not a de Polignac number, because 346771875841 - 2²⁷ = 346637658113 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 346771875841.

It is not an unprimeable number, because it can be changed into a prime (346771875851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257630736 + ... + 257632081.

It is an arithmetic number, because the mean of its divisors is an integer number (86821784833).

Almost surely, 2^346771875841 is an apocalyptic number.

It is an amenable number.

346771875841 is a deficient number, since it is larger than the sum of its proper divisors (515263491).

346771875841 is an equidigital number, since it uses as much as digits as its factorization.

346771875841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515263490.

The product of its digits is 31610880, while the sum is 61.

The spelling of 346771875841 in words is "three hundred forty-six billion, seven hundred seventy-one million, eight hundred seventy-five thousand, eight hundred forty-one".