497180952450 has 1680 divisors, whose sum is σ = 1913310665280. Its totient is φ = 95057867520.

The previous prime is 497180952421. The next prime is 497180952461. The reversal of 497180952450 is 54259081794.

It is a happy number.

497180952450 is a `hidden beast` number, since 4 + 9 + 7 + 180 + 9 + 5 + 2 + 450 = 666.

It is a super-2 number, since 2×497180952450² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 839 ways as a sum of consecutive naturals, for example, 21616563139 + ... + 21616563161.

It is an arithmetic number, because the mean of its divisors is an integer number (1138875396).

Almost surely, 2^497180952450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497180952450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (956655332640).

497180952450 is an abundant number, since it is smaller than the sum of its proper divisors (1416129712830).

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

497180952450 is a wasteful number, since it uses less digits than its factorization.

497180952450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 497180952450 in words is "four hundred ninety-seven billion, one hundred eighty million, nine hundred fifty-two thousand, four hundred fifty".