497511531160 has 128 divisors (see below), whose sum is σ = 1324988928000. Its totient is φ = 164499439104.

The previous prime is 497511531157. The next prime is 497511531161. The reversal of 497511531160 is 61135115794.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497511531161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6939417 + ... + 7010743.

It is an arithmetic number, because the mean of its divisors is an integer number (10351476000).

Almost surely, 2^497511531160 is an apocalyptic number.

497511531160 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 497511531160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (662494464000).

497511531160 is an abundant number, since it is smaller than the sum of its proper divisors (827477396840).

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

497511531160 is a wasteful number, since it uses less digits than its factorization.

497511531160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72233 (or 72229 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 497511531160 in words is "four hundred ninety-seven billion, five hundred eleven million, five hundred thirty-one thousand, one hundred sixty".