45405560561 has 8 divisors (see below), whose sum is σ = 47390769024. Its totient is φ = 43421273280.

The previous prime is 45405560539. The next prime is 45405560569. The reversal of 45405560561 is 16506550454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45405560561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45405560569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128600 + ... + 327641.

It is an arithmetic number, because the mean of its divisors is an integer number (5923846128).

Almost surely, 2^45405560561 is an apocalyptic number.

It is an amenable number.

45405560561 is a deficient number, since it is larger than the sum of its proper divisors (1985208463).

45405560561 is a wasteful number, since it uses less digits than its factorization.

45405560561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460591.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 45405560561 in words is "forty-five billion, four hundred five million, five hundred sixty thousand, five hundred sixty-one".