945575556473 has 4 divisors (see below), whose sum is σ = 961602260880. Its totient is φ = 929548852068.

The previous prime is 945575556421. The next prime is 945575556479. The reversal of 945575556473 is 374655575549.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 945575556473 - 2¹⁴ = 945575540089 is a prime.

It is a super-2 number, since 2×945575556473² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (945575556479) 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, 8013352115 + ... + 8013352232.

It is an arithmetic number, because the mean of its divisors is an integer number (240400565220).

Almost surely, 2^945575556473 is an apocalyptic number.

It is an amenable number.

945575556473 is a deficient number, since it is larger than the sum of its proper divisors (16026704407).

945575556473 is a wasteful number, since it uses less digits than its factorization.

945575556473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16026704406.

The product of its digits is 396900000, while the sum is 65.

The spelling of 945575556473 in words is "nine hundred forty-five billion, five hundred seventy-five million, five hundred fifty-six thousand, four hundred seventy-three".