486620463561 has 4 divisors (see below), whose sum is σ = 648827284752. Its totient is φ = 324413642372.

The previous prime is 486620463529. The next prime is 486620463583. The reversal of 486620463561 is 165364026684.

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 486620463561 - 2⁵ = 486620463529 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (486620463521) 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, 81103410591 + ... + 81103410596.

It is an arithmetic number, because the mean of its divisors is an integer number (162206821188).

Almost surely, 2^486620463561 is an apocalyptic number.

It is an amenable number.

486620463561 is a deficient number, since it is larger than the sum of its proper divisors (162206821191).

486620463561 is a wasteful number, since it uses less digits than its factorization.

486620463561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162206821190.

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 486620463561 in words is "four hundred eighty-six billion, six hundred twenty million, four hundred sixty-three thousand, five hundred sixty-one".