2563512273 has 24 divisors (see below), whose sum is σ = 4417846560. Its totient is φ = 1464863400.

The previous prime is 2563512253. The next prime is 2563512283. The reversal of 2563512273 is 3722153652.

2563512273 is a `hidden beast` number, since 2 + 5 + 635 + 12 + 2 + 7 + 3 = 666.

It is not a de Polignac number, because 2563512273 - 2⁹ = 2563511761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2563512223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 967503 + ... + 970148.

It is an arithmetic number, because the mean of its divisors is an integer number (184076940).

Almost surely, 2^2563512273 is an apocalyptic number.

It is an amenable number.

2563512273 is a deficient number, since it is larger than the sum of its proper divisors (1854334287).

2563512273 is a wasteful number, since it uses less digits than its factorization.

2563512273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937674 (or 1937661 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 2563512273 is about 50631.1393610691. The cubic root of 2563512273 is about 1368.6060862765.

The spelling of 2563512273 in words is "two billion, five hundred sixty-three million, five hundred twelve thousand, two hundred seventy-three".