4057772545 has 8 divisors (see below), whose sum is σ = 4900342824. Its totient is φ = 3225540864.

The previous prime is 4057772531. The next prime is 4057772549. The reversal of 4057772545 is 5452777504.

It can be written as a sum of positive squares in 4 ways, for example, as 223562304 + 3834210241 = 14952^2 + 61921^2 .

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 4057772545 - 2⁷ = 4057772417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4057772495 and 4057772504.

It is not an unprimeable number, because it can be changed into a prime (4057772549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2583784 + ... + 2585353.

It is an arithmetic number, because the mean of its divisors is an integer number (612542853).

Almost surely, 2^4057772545 is an apocalyptic number.

It is an amenable number.

4057772545 is a deficient number, since it is larger than the sum of its proper divisors (842570279).

4057772545 is a wasteful number, since it uses less digits than its factorization.

4057772545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5169299.

The product of its (nonzero) digits is 1372000, while the sum is 46.

The square root of 4057772545 is about 63700.6479166421. The cubic root of 4057772545 is about 1595.0069011078.

The spelling of 4057772545 in words is "four billion, fifty-seven million, seven hundred seventy-two thousand, five hundred forty-five".