4057845545 has 16 divisors (see below), whose sum is σ = 5254536000. Its totient is φ = 2990533824.

The previous prime is 4057845521. The next prime is 4057845581. The reversal of 4057845545 is 5455487504.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4057845545 is a prime.

It is a super-2 number, since 2×4057845545² = 32932220934152694050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 4057845545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30119 + ... + 94988.

It is an arithmetic number, because the mean of its divisors is an integer number (328408500).

Almost surely, 2^4057845545 is an apocalyptic number.

It is an amenable number.

4057845545 is a deficient number, since it is larger than the sum of its proper divisors (1196690455).

4057845545 is a wasteful number, since it uses less digits than its factorization.

4057845545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125624.

The product of its (nonzero) digits is 2240000, while the sum is 47.

The square root of 4057845545 is about 63701.2209066671. The cubic root of 4057845545 is about 1595.0164658632.

The spelling of 4057845545 in words is "four billion, fifty-seven million, eight hundred forty-five thousand, five hundred forty-five".