27434603125 has 12 divisors (see below), whose sum is σ = 34291063044. Its totient is φ = 21947680000.

The previous prime is 27434603093. The next prime is 27434603149. The reversal of 27434603125 is 52130643472.

It can be written as a sum of positive squares in 6 ways, for example, as 22058487441 + 5376115684 = 148521^2 + 73322^2 .

It is not a de Polignac number, because 27434603125 - 2⁵ = 27434603093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4386412 + ... + 4392661.

It is an arithmetic number, because the mean of its divisors is an integer number (2857588587).

Almost surely, 2^27434603125 is an apocalyptic number.

27434603125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27434603125 is a deficient number, since it is larger than the sum of its proper divisors (6856459919).

27434603125 is an frugal number, since it uses more digits than its factorization.

27434603125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8779098 (or 8779078 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 27434603125 in words is "twenty-seven billion, four hundred thirty-four million, six hundred three thousand, one hundred twenty-five".