341785221376 has 81 divisors (see below), whose sum is σ = 694762745313. Its totient is φ = 167810472960.

The previous prime is 341785221373. The next prime is 341785221383. The reversal of 341785221376 is 673122587143.

The square root of 341785221376 is 584624.

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., 11114219776 + 330671001600 = 105424^2 + 575040^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (341785221373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 570592725 + ... + 570593323.

Almost surely, 2^341785221376 is an apocalyptic number.

341785221376 is the 584624-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 341785221376

341785221376 is an abundant number, since it is smaller than the sum of its proper divisors (352977523937).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

341785221376 is an frugal number, since it uses more digits than its factorization.

341785221376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336 (or 662 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

Multiplying 341785221376 by its sum of digits (49), we get a square (16747475847424 = 4092368²).

The spelling of 341785221376 in words is "three hundred forty-one billion, seven hundred eighty-five million, two hundred twenty-one thousand, three hundred seventy-six".