45445550563 has 8 divisors (see below), whose sum is σ = 52000886528. Its totient is φ = 38905993224.

The previous prime is 45445550519. The next prime is 45445550581. The reversal of 45445550563 is 36505554454.

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

It is not a de Polignac number, because 45445550563 - 2²¹ = 45443453411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45445550663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3938481 + ... + 3950002.

It is an arithmetic number, because the mean of its divisors is an integer number (6500110816).

Almost surely, 2^45445550563 is an apocalyptic number.

45445550563 is a deficient number, since it is larger than the sum of its proper divisors (6555335965).

45445550563 is an equidigital number, since it uses as much as digits as its factorization.

45445550563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7889313.

The product of its (nonzero) digits is 3600000, while the sum is 46.

The spelling of 45445550563 in words is "forty-five billion, four hundred forty-five million, five hundred fifty thousand, five hundred sixty-three".