497056733551 has 4 divisors (see below), whose sum is σ = 568064838352. Its totient is φ = 426048628752.

The previous prime is 497056733513. The next prime is 497056733581. The reversal of 497056733551 is 155337650794.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155337650794 = 2 ⋅77668825397.

It is a cyclic number.

It is not a de Polignac number, because 497056733551 - 2¹⁷ = 497056602479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 497056733492 and 497056733501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497056733581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35504052390 + ... + 35504052403.

It is an arithmetic number, because the mean of its divisors is an integer number (142016209588).

Almost surely, 2^497056733551 is an apocalyptic number.

497056733551 is a deficient number, since it is larger than the sum of its proper divisors (71008104801).

497056733551 is an equidigital number, since it uses as much as digits as its factorization.

497056733551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71008104800.

The product of its (nonzero) digits is 11907000, while the sum is 55.

The spelling of 497056733551 in words is "four hundred ninety-seven billion, fifty-six million, seven hundred thirty-three thousand, five hundred fifty-one".