45172775803 has 4 divisors (see below), whose sum is σ = 45433890288. Its totient is φ = 44911661320.

The previous prime is 45172775797. The next prime is 45172775873. The reversal of 45172775803 is 30857727154.

It is a happy number.

45172775803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45172775803 - 2¹⁷ = 45172644731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45172775873) 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, 130556983 + ... + 130557328.

It is an arithmetic number, because the mean of its divisors is an integer number (11358472572).

Almost surely, 2^45172775803 is an apocalyptic number.

45172775803 is a deficient number, since it is larger than the sum of its proper divisors (261114485).

45172775803 is a wasteful number, since it uses less digits than its factorization.

45172775803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261114484.

The product of its (nonzero) digits is 1646400, while the sum is 49.

The spelling of 45172775803 in words is "forty-five billion, one hundred seventy-two million, seven hundred seventy-five thousand, eight hundred three".