497811248811 has 24 divisors (see below), whose sum is σ = 742524641664. Its totient is φ = 321052394880.

The previous prime is 497811248801. The next prime is 497811248819. The reversal of 497811248811 is 118842118794.

It is a happy number.

497811248811 is a `hidden beast` number, since 49 + 7 + 8 + 112 + 488 + 1 + 1 = 666.

It is not a de Polignac number, because 497811248811 - 2⁶ = 497811248747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (497811248819) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453525 + ... + 1096041.

It is an arithmetic number, because the mean of its divisors is an integer number (30938526736).

Almost surely, 2^497811248811 is an apocalyptic number.

497811248811 is a deficient number, since it is larger than the sum of its proper divisors (244713392853).

497811248811 is a wasteful number, since it uses less digits than its factorization.

497811248811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645331 (or 645328 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 54.

The spelling of 497811248811 in words is "four hundred ninety-seven billion, eight hundred eleven million, two hundred forty-eight thousand, eight hundred eleven".