345161866001 has 2 divisors, whose sum is σ = 345161866002. Its totient is φ = 345161866000.

The previous prime is 345161865991. The next prime is 345161866037. The reversal of 345161866001 is 100668161543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211070411776 + 134091454225 = 459424^2 + 366185^2 .

It is a cyclic number.

It is not a de Polignac number, because 345161866001 - 2³⁴ = 327981996817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345161866001.

It is not a weakly prime, because it can be changed into another prime (345161866051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172580933000 + 172580933001.

It is an arithmetic number, because the mean of its divisors is an integer number (172580933001).

Almost surely, 2^345161866001 is an apocalyptic number.

It is an amenable number.

345161866001 is a deficient number, since it is larger than the sum of its proper divisors (1).

345161866001 is an equidigital number, since it uses as much as digits as its factorization.

345161866001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 345161866001 in words is "three hundred forty-five billion, one hundred sixty-one million, eight hundred sixty-six thousand, one".