345727304203810 has 8 divisors (see below), whose sum is σ = 622309147566876. Its totient is φ = 138290921681520.

The previous prime is 345727304203793. The next prime is 345727304203829. The reversal of 345727304203810 is 18302403727543.

It can be written as a sum of positive squares in 2 ways, for example, as 337304115637281 + 8423188566529 = 18365841^2 + 2902273^2 .

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

It is a super-2 number, since 2×345727304203810² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17286365210181 + ... + 17286365210200.

Almost surely, 2^{345727304203810} is an apocalyptic number.

345727304203810 is a deficient number, since it is larger than the sum of its proper divisors (276581843363066).

345727304203810 is a wasteful number, since it uses less digits than its factorization.

345727304203810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34572730420388.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 345727304203810 in words is "three hundred forty-five trillion, seven hundred twenty-seven billion, three hundred four million, two hundred three thousand, eight hundred ten".