45778277 has 16 divisors (see below), whose sum is σ = 49627200. Its totient is φ = 42094080.

The previous prime is 45778261. The next prime is 45778279. The reversal of 45778277 is 77287754.

45778277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 45778277 - 2⁴ = 45778261 is a prime.

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 Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45778279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108527 + ... + 108947.

It is an arithmetic number, because the mean of its divisors is an integer number (3101700).

Almost surely, 2^45778277 is an apocalyptic number.

It is an amenable number.

45778277 is a deficient number, since it is larger than the sum of its proper divisors (3848923).

45778277 is a wasteful number, since it uses less digits than its factorization.

45778277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596.

The product of its digits is 768320, while the sum is 47.

The square root of 45778277 is about 6765.9646023313. The cubic root of 45778277 is about 357.7281755246.

The spelling of 45778277 in words is "forty-five million, seven hundred seventy-eight thousand, two hundred seventy-seven".