497333329920 has 896 divisors, whose sum is σ = 2140222694400. Its totient is φ = 106961043456.

The previous prime is 497333329891. The next prime is 497333329921. The reversal of 497333329920 is 29923333794.

497333329920 is a `hidden beast` number, since 497 + 3 + 33 + 32 + 9 + 92 + 0 = 666.

497333329920 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (896).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497333329921) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 131602591 + ... + 131606369.

It is an arithmetic number, because the mean of its divisors is an integer number (2388641400).

Almost surely, 2^497333329920 is an apocalyptic number.

497333329920 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 497333329920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1070111347200).

497333329920 is an abundant number, since it is smaller than the sum of its proper divisors (1642889364480).

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

497333329920 is a wasteful number, since it uses less digits than its factorization.

497333329920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3843 (or 3813 counting only the distinct ones).

The product of its (nonzero) digits is 6613488, while the sum is 54.

The spelling of 497333329920 in words is "four hundred ninety-seven billion, three hundred thirty-three million, three hundred twenty-nine thousand, nine hundred twenty".