340220266546165 has 8 divisors (see below), whose sum is σ = 410624229219768. Its totient is φ = 270602940327360.

The previous prime is 340220266546117. The next prime is 340220266546187. The reversal of 340220266546165 is 561645662022043.

It can be written as a sum of positive squares in 4 ways, for example, as 184051306035601 + 156168960510564 = 13566551^2 + 12496758^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340220266546165 - 2²⁹ = 340219729675253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196659112746 + ... + 196659114475.

It is an arithmetic number, because the mean of its divisors is an integer number (51328028652471).

Almost surely, 2^{340220266546165} is an apocalyptic number.

It is an amenable number.

340220266546165 is a deficient number, since it is larger than the sum of its proper divisors (70403962673603).

340220266546165 is a wasteful number, since it uses less digits than its factorization.

340220266546165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393318227399.

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 340220266546165 in words is "three hundred forty trillion, two hundred twenty billion, two hundred sixty-six million, five hundred forty-six thousand, one hundred sixty-five".