346406540265 has 12 divisors (see below), whose sum is σ = 600438003204. Its totient is φ = 184750154784.

The previous prime is 346406540239. The next prime is 346406540303. The reversal of 346406540265 is 562045604643.

It is a happy number.

346406540265 is a `hidden beast` number, since 3 + 4 + 6 + 40 + 6 + 540 + 2 + 65 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 69406429401 + 277000110864 = 263451^2 + 526308^2 .

It is not a de Polignac number, because 346406540265 - 2⁹ = 346406539753 is a prime.

It is a super-2 number, since 2×346406540265² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 7697923117 = 346406540265 / (3 + 4 + 6 + 4 + 0 + 6 + 5 + 4 + 0 + 2 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 346406540265.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3848961514 + ... + 3848961603.

It is an arithmetic number, because the mean of its divisors is an integer number (50036500267).

Almost surely, 2^346406540265 is an apocalyptic number.

It is an amenable number.

346406540265 is a deficient number, since it is larger than the sum of its proper divisors (254031462939).

346406540265 is a wasteful number, since it uses less digits than its factorization.

346406540265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7697923128 (or 7697923125 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 346406540265 in words is "three hundred forty-six billion, four hundred six million, five hundred forty thousand, two hundred sixty-five".