4054657745 has 4 divisors (see below), whose sum is σ = 4865589300. Its totient is φ = 3243726192.

The previous prime is 4054657723. The next prime is 4054657759. The reversal of 4054657745 is 5477564504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2927242816 + 1127414929 = 54104^2 + 33577^2 .

It is a cyclic number.

It is not a de Polignac number, because 4054657745 - 2⁶ = 4054657681 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4054657745.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405465770 + ... + 405465779.

It is an arithmetic number, because the mean of its divisors is an integer number (1216397325).

Almost surely, 2^4054657745 is an apocalyptic number.

It is an amenable number.

4054657745 is a deficient number, since it is larger than the sum of its proper divisors (810931555).

4054657745 is an equidigital number, since it uses as much as digits as its factorization.

4054657745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810931554.

The product of its (nonzero) digits is 2352000, while the sum is 47.

The square root of 4054657745 is about 63676.1944921334. The cubic root of 4054657745 is about 1594.5986804906.

The spelling of 4054657745 in words is "four billion, fifty-four million, six hundred fifty-seven thousand, seven hundred forty-five".