497854322784 has 480 divisors, whose sum is σ = 1860220809216. Its totient is φ = 127064816640.

The previous prime is 497854322773. The next prime is 497854322839. The reversal of 497854322784 is 487223458794.

It is a happy number.

497854322784 is a `hidden beast` number, since 4 + 9 + 7 + 8 + 543 + 2 + 2 + 7 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7277989 + ... + 7346075.

Almost surely, 2^497854322784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497854322784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (930110404608).

497854322784 is an abundant number, since it is smaller than the sum of its proper divisors (1362366486432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

497854322784 is a wasteful number, since it uses less digits than its factorization.

497854322784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68160 (or 68143 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 63.

The spelling of 497854322784 in words is "four hundred ninety-seven billion, eight hundred fifty-four million, three hundred twenty-two thousand, seven hundred eighty-four".