5445775445 has 8 divisors (see below), whose sum is σ = 7129015200. Its totient is φ = 3960563920.

The previous prime is 5445775303. The next prime is 5445775451.

It is a happy number.

5445775445 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 5445775445 - 2¹⁸ = 5445513301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5445775393 and 5445775402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49506995 + ... + 49507104.

It is an arithmetic number, because the mean of its divisors is an integer number (891126900).

Almost surely, 2^5445775445 is an apocalyptic number.

5445775445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5445775445 is a deficient number, since it is larger than the sum of its proper divisors (1683239755).

5445775445 is a wasteful number, since it uses less digits than its factorization.

5445775445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99014115.

The product of its digits is 7840000, while the sum is 50.

The square root of 5445775445 is about 73795.4974575008. The cubic root of 5445775445 is about 1759.3540420678.

The spelling of 5445775445 in words is "five billion, four hundred forty-five million, seven hundred seventy-five thousand, four hundred forty-five".