497248069440 has 448 divisors, whose sum is σ = 1687528857600. Its totient is φ = 123783069696.

The previous prime is 497248069403. The next prime is 497248069453. The reversal of 497248069440 is 44960842794.

It is a happy number.

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 63 ways as a sum of consecutive naturals, for example, 155242879 + ... + 155246081.

Almost surely, 2^497248069440 is an apocalyptic number.

497248069440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497248069440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (843764428800).

497248069440 is an abundant number, since it is smaller than the sum of its proper divisors (1190280788160).

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

497248069440 is a wasteful number, since it uses less digits than its factorization.

497248069440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3414 (or 3404 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 57.

The spelling of 497248069440 in words is "four hundred ninety-seven billion, two hundred forty-eight million, sixty-nine thousand, four hundred forty".