45550005603 has 4 divisors (see below), whose sum is σ = 60733340808. Its totient is φ = 30366670400.

The previous prime is 45550005559. The next prime is 45550005607. The reversal of 45550005603 is 30650005554.

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 45550005603 - 2⁶ = 45550005539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45550005607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7591667598 + ... + 7591667603.

It is an arithmetic number, because the mean of its divisors is an integer number (15183335202).

Almost surely, 2^45550005603 is an apocalyptic number.

45550005603 is a deficient number, since it is larger than the sum of its proper divisors (15183335205).

45550005603 is a wasteful number, since it uses less digits than its factorization.

45550005603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15183335204.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 45550005603 in words is "forty-five billion, five hundred fifty million, five thousand, six hundred three".