4539245877 has 12 divisors (see below), whose sum is σ = 6733896780. Its totient is φ = 2944375488.

The previous prime is 4539245873. The next prime is 4539245903. The reversal of 4539245877 is 7785429354.

It is a happy number.

4539245877 is a `hidden beast` number, since 4 + 5 + 39 + 24 + 587 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3938064516 + 601181361 = 62754^2 + 24519^2 .

It is not a de Polignac number, because 4539245877 - 2² = 4539245873 is a prime.

It is a super-2 number, since 2×4539245877² = 41209506263722998258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4539245873) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 6815352 + ... + 6816017.

It is an arithmetic number, because the mean of its divisors is an integer number (561158065).

Almost surely, 2^4539245877 is an apocalyptic number.

It is an amenable number.

4539245877 is a deficient number, since it is larger than the sum of its proper divisors (2194650903).

4539245877 is a wasteful number, since it uses less digits than its factorization.

4539245877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13631412 (or 13631409 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The square root of 4539245877 is about 67373.9257947761. The cubic root of 4539245877 is about 1655.7492586213.

The spelling of 4539245877 in words is "four billion, five hundred thirty-nine million, two hundred forty-five thousand, eight hundred seventy-seven".