497536506660 has 24 divisors (see below), whose sum is σ = 1393102218816. Its totient is φ = 132676401760.

The previous prime is 497536506647. The next prime is 497536506671. The reversal of 497536506660 is 66605635794.

It is a self number, because there is not a number n which added to its sum of digits gives 497536506660.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4146137496 + ... + 4146137615.

It is an arithmetic number, because the mean of its divisors is an integer number (58045925784).

Almost surely, 2^497536506660 is an apocalyptic number.

It is an amenable number.

497536506660 is an abundant number, since it is smaller than the sum of its proper divisors (895565712156).

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

497536506660 is a wasteful number, since it uses less digits than its factorization.

497536506660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8292275123 (or 8292275121 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 57.

The spelling of 497536506660 in words is "four hundred ninety-seven billion, five hundred thirty-six million, five hundred six thousand, six hundred sixty".