52779927625 has 16 divisors (see below), whose sum is σ = 69744020112. Its totient is φ = 39740179200.

The previous prime is 52779927589. The next prime is 52779927661. The reversal of 52779927625 is 52672997725.

It is an interprime number because it is at equal distance from previous prime (52779927589) and next prime (52779927661).

It can be written as a sum of positive squares in 8 ways, for example, as 17494559289 + 35285368336 = 132267^2 + 187844^2 .

It is not a de Polignac number, because 52779927625 - 2¹⁹ = 52779403337 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 12416682 + ... + 12420931.

It is an arithmetic number, because the mean of its divisors is an integer number (4359001257).

Almost surely, 2^52779927625 is an apocalyptic number.

It is an amenable number.

52779927625 is a deficient number, since it is larger than the sum of its proper divisors (16964092487).

52779927625 is a wasteful number, since it uses less digits than its factorization.

52779927625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24837645 (or 24837635 counting only the distinct ones).

The product of its digits is 33339600, while the sum is 61.

The spelling of 52779927625 in words is "fifty-two billion, seven hundred seventy-nine million, nine hundred twenty-seven thousand, six hundred twenty-five".