343755416650273 has 4 divisors (see below), whose sum is σ = 344839818595860. Its totient is φ = 342671014704688.

The previous prime is 343755416650267. The next prime is 343755416650279. The reversal of 343755416650273 is 372056614557343.

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

It is an interprime number because it is at equal distance from previous prime (343755416650267) and next prime (343755416650279).

It can be written as a sum of positive squares in 2 ways, for example, as 96482527792704 + 247272888857569 = 9822552^2 + 15724913^2 .

It is a cyclic number.

It is not a de Polignac number, because 343755416650273 - 2²¹ = 343755414553121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343755416650279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542200972318 + ... + 542200972951.

It is an arithmetic number, because the mean of its divisors is an integer number (86209954648965).

Almost surely, 2^{343755416650273} is an apocalyptic number.

It is an amenable number.

343755416650273 is a deficient number, since it is larger than the sum of its proper divisors (1084401945587).

343755416650273 is a wasteful number, since it uses less digits than its factorization.

343755416650273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084401945586.

The product of its (nonzero) digits is 190512000, while the sum is 61.

The spelling of 343755416650273 in words is "three hundred forty-three trillion, seven hundred fifty-five billion, four hundred sixteen million, six hundred fifty thousand, two hundred seventy-three".