401217004773 has 18 divisors (see below), whose sum is σ = 627544548306. Its totient is φ = 246902771232.

The previous prime is 401217004733. The next prime is 401217004831. The reversal of 401217004773 is 377400712104.

401217004773 is a `hidden beast` number, since 4 + 0 + 12 + 170 + 0 + 477 + 3 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1935824004 + 399281180769 = 43998^2 + 631887^2 .

It is not a de Polignac number, because 401217004773 - 2¹³ = 401216996581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401217004733) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 131890986 + ... + 131894027.

It is an arithmetic number, because the mean of its divisors is an integer number (34863586017).

Almost surely, 2^401217004773 is an apocalyptic number.

It is an amenable number.

401217004773 is a deficient number, since it is larger than the sum of its proper divisors (226327543533).

401217004773 is a wasteful number, since it uses less digits than its factorization.

401217004773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263785045 (or 263785029 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

Adding to 401217004773 its reverse (377400712104), we get a palindrome (778617716877).

The spelling of 401217004773 in words is "four hundred one billion, two hundred seventeen million, four thousand, seven hundred seventy-three".