2045447516057 has 8 divisors (see below), whose sum is σ = 2362655954592. Its totient is φ = 1750115521600.

The previous prime is 2045447516029. The next prime is 2045447516059. The reversal of 2045447516057 is 7506157445402.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2045447516057 - 2¹⁴ = 2045447499673 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2045447515996 and 2045447516014.

It is not an unprimeable number, because it can be changed into a prime (2045447516059) 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 7 ways as a sum of consecutive naturals, for example, 5469110819 + ... + 5469111192.

It is an arithmetic number, because the mean of its divisors is an integer number (295331994324).

Almost surely, 2^{2045447516057} is an apocalyptic number.

It is an amenable number.

2045447516057 is a deficient number, since it is larger than the sum of its proper divisors (317208438535).

2045447516057 is a wasteful number, since it uses less digits than its factorization.

2045447516057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10938222039.

The product of its (nonzero) digits is 4704000, while the sum is 50.

The spelling of 2045447516057 in words is "two trillion, forty-five billion, four hundred forty-seven million, five hundred sixteen thousand, fifty-seven".