5445570557 has 16 divisors (see below), whose sum is σ = 6370934400. Its totient is φ = 4652627616.

The previous prime is 5445570553. The next prime is 5445570583. The reversal of 5445570557 is 7550755445.

It is not a de Polignac number, because 5445570557 - 2² = 5445570553 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445570553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81998 + ... + 132720.

It is an arithmetic number, because the mean of its divisors is an integer number (398183400).

Almost surely, 2^5445570557 is an apocalyptic number.

It is an amenable number.

5445570557 is a deficient number, since it is larger than the sum of its proper divisors (925363843).

5445570557 is an equidigital number, since it uses as much as digits as its factorization.

5445570557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51057 (or 51043 counting only the distinct ones).

The product of its (nonzero) digits is 2450000, while the sum is 47.

The square root of 5445570557 is about 73794.1092296668. The cubic root of 5445570557 is about 1759.3319775608.

The spelling of 5445570557 in words is "five billion, four hundred forty-five million, five hundred seventy thousand, five hundred fifty-seven".