345078704356 has 9 divisors (see below), whose sum is σ = 603889788649. Its totient is φ = 172538764744.

The previous prime is 345078704329. The next prime is 345078704429. The reversal of 345078704356 is 653407870543.

The square root of 345078704356 is 587434.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5171048100 + 339907656256 = 71910^2 + 583016^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1028010 + ... + 1321726.

Almost surely, 2^345078704356 is an apocalyptic number.

345078704356 is the 587434-th square number.

It is an amenable number.

345078704356 is a deficient number, since it is larger than the sum of its proper divisors (258811084293).

345078704356 is an frugal number, since it uses more digits than its factorization.

345078704356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587438 (or 293719 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 52.

The spelling of 345078704356 in words is "three hundred forty-five billion, seventy-eight million, seven hundred four thousand, three hundred fifty-six".