4545497277 has 16 divisors (see below), whose sum is σ = 6890678080. Its totient is φ = 2959857936.

The previous prime is 4545497273. The next prime is 4545497279. The reversal of 4545497277 is 7727945454.

4545497277 is a `hidden beast` number, since 4 + 545 + 4 + 97 + 2 + 7 + 7 = 666.

It is not a de Polignac number, because 4545497277 - 2² = 4545497273 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545497273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1956418 + ... + 1958739.

It is an arithmetic number, because the mean of its divisors is an integer number (430667380).

Almost surely, 2^4545497277 is an apocalyptic number.

It is an amenable number.

4545497277 is a deficient number, since it is larger than the sum of its proper divisors (2345180803).

4545497277 is a wasteful number, since it uses less digits than its factorization.

4545497277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3915209 (or 3915203 counting only the distinct ones).

The product of its digits is 9878400, while the sum is 54.

The square root of 4545497277 is about 67420.3031512022. The cubic root of 4545497277 is about 1656.5090032412.

The spelling of 4545497277 in words is "four billion, five hundred forty-five million, four hundred ninety-seven thousand, two hundred seventy-seven".