2512875277261 has 4 divisors (see below), whose sum is σ = 2523389400000. Its totient is φ = 2502361154524.

The previous prime is 2512875277193. The next prime is 2512875277321. The reversal of 2512875277261 is 1627725782152.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2512875277261 - 2¹¹ = 2512875275213 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 (2512875277061) 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 3 ways as a sum of consecutive naturals, for example, 5257061011 + ... + 5257061488.

It is an arithmetic number, because the mean of its divisors is an integer number (630847350000).

Almost surely, 2^{2512875277261} is an apocalyptic number.

It is an amenable number.

2512875277261 is a deficient number, since it is larger than the sum of its proper divisors (10514122739).

2512875277261 is a wasteful number, since it uses less digits than its factorization.

2512875277261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10514122738.

The product of its digits is 6585600, while the sum is 55.

The spelling of 2512875277261 in words is "two trillion, five hundred twelve billion, eight hundred seventy-five million, two hundred seventy-seven thousand, two hundred sixty-one".