497346266366208 has 1296 divisors, whose sum is σ = 1860691014000000. Its totient is φ = 126597663424512.

The previous prime is 497346266366177. The next prime is 497346266366237. The reversal of 497346266366208 is 802663662643794.

497346266366208 is a `hidden beast` number, since 4 + 9 + 7 + 34 + 6 + 26 + 6 + 366 + 208 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 51015100918 + ... + 51015110666.

It is an arithmetic number, because the mean of its divisors is an integer number (1435718375000).

Almost surely, 2^{497346266366208} is an apocalyptic number.

497346266366208 is a gapful number since it is divisible by the number (48) 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 497346266366208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (930345507000000).

497346266366208 is an abundant number, since it is smaller than the sum of its proper divisors (1363344747633792).

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

497346266366208 is a wasteful number, since it uses less digits than its factorization.

497346266366208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11220 (or 11196 counting only the distinct ones).

The product of its (nonzero) digits is 2257403904, while the sum is 72.

The spelling of 497346266366208 in words is "four hundred ninety-seven trillion, three hundred forty-six billion, two hundred sixty-six million, three hundred sixty-six thousand, two hundred eight".