2528112677 has 4 divisors (see below), whose sum is σ = 2538963180. Its totient is φ = 2517262176.

The previous prime is 2528112661. The next prime is 2528112739. The reversal of 2528112677 is 7762118252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1383914401 + 1144198276 = 37201^2 + 33826^2 .

It is a cyclic number.

It is not a de Polignac number, because 2528112677 - 2⁴ = 2528112661 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 (2528112607) 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 3 ways as a sum of consecutive naturals, for example, 5424902 + ... + 5425367.

It is an arithmetic number, because the mean of its divisors is an integer number (634740795).

Almost surely, 2^2528112677 is an apocalyptic number.

It is an amenable number.

2528112677 is a deficient number, since it is larger than the sum of its proper divisors (10850503).

2528112677 is a wasteful number, since it uses less digits than its factorization.

2528112677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10850502.

The product of its digits is 94080, while the sum is 41.

The square root of 2528112677 is about 50280.3408600220. The cubic root of 2528112677 is about 1362.2771605598.

The spelling of 2528112677 in words is "two billion, five hundred twenty-eight million, one hundred twelve thousand, six hundred seventy-seven".