490378027317 has 8 divisors (see below), whose sum is σ = 655562535840. Its totient is φ = 326056101840.

The previous prime is 490378027301. The next prime is 490378027339. The reversal of 490378027317 is 713720873094.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 490378027317 - 2⁴ = 490378027301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 490378027317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490378027417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215644434 + ... + 215646707.

It is an arithmetic number, because the mean of its divisors is an integer number (81945316980).

Almost surely, 2^490378027317 is an apocalyptic number.

It is an amenable number.

490378027317 is a deficient number, since it is larger than the sum of its proper divisors (165184508523).

490378027317 is a wasteful number, since it uses less digits than its factorization.

490378027317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431291523.

The product of its (nonzero) digits is 1778112, while the sum is 51.

The spelling of 490378027317 in words is "four hundred ninety billion, three hundred seventy-eight million, twenty-seven thousand, three hundred seventeen".