497811241728 has 108 divisors (see below), whose sum is σ = 1436101915248. Its totient is φ = 165845821440.

The previous prime is 497811241727. The next prime is 497811241751. The reversal of 497811241728 is 827142118794.

497811241728 is a `hidden beast` number, since 4 + 97 + 8 + 112 + 417 + 28 = 666.

It is not an unprimeable number, because it can be changed into a prime (497811241727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4196998 + ... + 4313978.

It is an arithmetic number, because the mean of its divisors is an integer number (13297239956).

Almost surely, 2^497811241728 is an apocalyptic number.

497811241728 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 497811241728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (718050957624).

497811241728 is an abundant number, since it is smaller than the sum of its proper divisors (938290673520).

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

497811241728 is a wasteful number, since it uses less digits than its factorization.

497811241728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118850 (or 118833 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 54.

The spelling of 497811241728 in words is "four hundred ninety-seven billion, eight hundred eleven million, two hundred forty-one thousand, seven hundred twenty-eight".