410856642361 has 9 divisors (see below), whose sum is σ = 451610505829. Its totient is φ = 373499628700.

The previous prime is 410856642331. The next prime is 410856642389. The reversal of 410856642361 is 163246658014.

The square root of 410856642361 is 640981.

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

It is not a de Polignac number, because 410856642361 - 2⁹ = 410856641849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (410856642331) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7021656 + ... + 7079926.

Almost surely, 2^410856642361 is an apocalyptic number.

410856642361 is the 640981-st square number.

410856642361 is the 320491-st centered octagonal number.

It is an amenable number.

410856642361 is a deficient number, since it is larger than the sum of its proper divisors (40753863468).

410856642361 is an frugal number, since it uses more digits than its factorization.

410856642361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116564 (or 58282 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 410856642361 in words is "four hundred ten billion, eight hundred fifty-six million, six hundred forty-two thousand, three hundred sixty-one".