494279565295201 has 9 divisors (see below), whose sum is σ = 574978450868499. Its totient is φ = 423668065430064.

The previous prime is 494279565295171. The next prime is 494279565295259. The reversal of 494279565295201 is 102592565972494.

The square root of 494279565295201 is 22232399.

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., 491733064253025 + 2546501042176 = 22175055^2 + 1595776^2 .

It is not a de Polignac number, because 494279565295201 - 2³⁷ = 494142126341729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494279565295301) 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, 154038765 + ... + 157214821.

Almost surely, 2^{494279565295201} is an apocalyptic number.

494279565295201 is the 22232399-th square number.

494279565295201 is the 11116200-th centered octagonal number.

It is an amenable number.

494279565295201 is a deficient number, since it is larger than the sum of its proper divisors (80698885573298).

494279565295201 is an frugal number, since it uses more digits than its factorization.

494279565295201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352128 (or 3176064 counting only the distinct ones).

The product of its (nonzero) digits is 489888000, while the sum is 70.

The spelling of 494279565295201 in words is "four hundred ninety-four trillion, two hundred seventy-nine billion, five hundred sixty-five million, two hundred ninety-five thousand, two hundred one".