345775555445 has 4 divisors (see below), whose sum is σ = 414930666540. Its totient is φ = 276620444352.

The previous prime is 345775555439. The next prime is 345775555459. The reversal of 345775555445 is 544555577543.

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

It can be written as a sum of positive squares in 2 ways, for example, as 139367075761 + 206408479684 = 373319^2 + 454322^2 .

It is a cyclic number.

It is not a de Polignac number, because 345775555445 - 2¹² = 345775551349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34577555540 + ... + 34577555549.

It is an arithmetic number, because the mean of its divisors is an integer number (103732666635).

Almost surely, 2^345775555445 is an apocalyptic number.

It is an amenable number.

345775555445 is a deficient number, since it is larger than the sum of its proper divisors (69155111095).

345775555445 is an equidigital number, since it uses as much as digits as its factorization.

345775555445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69155111094.

The product of its digits is 147000000, while the sum is 59.

The spelling of 345775555445 in words is "three hundred forty-five billion, seven hundred seventy-five million, five hundred fifty-five thousand, four hundred forty-five".