346766067654121 has 16 divisors (see below), whose sum is σ = 366306510163968. Its totient is φ = 327749054950800.

The previous prime is 346766067654047. The next prime is 346766067654131. The reversal of 346766067654121 is 121456760667643.

It is a cyclic number.

It is not a de Polignac number, because 346766067654121 - 2⁹ = 346766067653609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346766067654131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5660676 + ... + 26936506.

It is an arithmetic number, because the mean of its divisors is an integer number (22894156885248).

Almost surely, 2^{346766067654121} is an apocalyptic number.

346766067654121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

346766067654121 is a deficient number, since it is larger than the sum of its proper divisors (19540442509847).

346766067654121 is a wasteful number, since it uses less digits than its factorization.

346766067654121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21288132.

The product of its (nonzero) digits is 182891520, while the sum is 64.

The spelling of 346766067654121 in words is "three hundred forty-six trillion, seven hundred sixty-six billion, sixty-seven million, six hundred fifty-four thousand, one hundred twenty-one".