497149250499717 has 8 divisors (see below), whose sum is σ = 664447685633760. Its totient is φ = 330641824516080.

The previous prime is 497149250499701. The next prime is 497149250499721. The reversal of 497149250499717 is 717994052941794.

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

It is not a de Polignac number, because 497149250499717 - 2⁴ = 497149250499701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497149250499017) 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, 197752286134 + ... + 197752288647.

It is an arithmetic number, because the mean of its divisors is an integer number (83055960704220).

Almost surely, 2^{497149250499717} is an apocalyptic number.

It is an amenable number.

497149250499717 is a deficient number, since it is larger than the sum of its proper divisors (167298435134043).

497149250499717 is a wasteful number, since it uses less digits than its factorization.

497149250499717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395504575203.

The product of its (nonzero) digits is 1440270720, while the sum is 78.

The spelling of 497149250499717 in words is "four hundred ninety-seven trillion, one hundred forty-nine billion, two hundred fifty million, four hundred ninety-nine thousand, seven hundred seventeen".