496205561 has 4 divisors (see below), whose sum is σ = 512212224. Its totient is φ = 480198900.

The previous prime is 496205533. The next prime is 496205579. The reversal of 496205561 is 165502694.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 496205561 - 2⁶ = 496205497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496205531) 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, 8003285 + ... + 8003346.

It is an arithmetic number, because the mean of its divisors is an integer number (128053056).

Almost surely, 2^496205561 is an apocalyptic number.

It is an amenable number.

496205561 is a deficient number, since it is larger than the sum of its proper divisors (16006663).

496205561 is a wasteful number, since it uses less digits than its factorization.

496205561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16006662.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 496205561 is about 22275.6719539501. The cubic root of 496205561 is about 791.6876600798.

The spelling of 496205561 in words is "four hundred ninety-six million, two hundred five thousand, five hundred sixty-one".