4561455345563 has 4 divisors (see below), whose sum is σ = 4572830546328. Its totient is φ = 4550080144800.

The previous prime is 4561455345533. The next prime is 4561455345583. The reversal of 4561455345563 is 3655435541654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4561455345563 - 2¹⁶ = 4561455280027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4561455345499 and 4561455345508.

It is not an unprimeable number, because it can be changed into a prime (4561455345523) 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, 5687599781 + ... + 5687600582.

It is an arithmetic number, because the mean of its divisors is an integer number (1143207636582).

Almost surely, 2^{4561455345563} is an apocalyptic number.

4561455345563 is a deficient number, since it is larger than the sum of its proper divisors (11375200765).

4561455345563 is a wasteful number, since it uses less digits than its factorization.

4561455345563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11375200764.

The product of its digits is 64800000, while the sum is 56.

The spelling of 4561455345563 in words is "four trillion, five hundred sixty-one billion, four hundred fifty-five million, three hundred forty-five thousand, five hundred sixty-three".