2506506063 has 4 divisors (see below), whose sum is σ = 3342008088. Its totient is φ = 1671004040.

The previous prime is 2506506001. The next prime is 2506506073. The reversal of 2506506063 is 3606056052.

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

It is a cyclic number.

It is not a de Polignac number, because 2506506063 - 2¹⁶ = 2506440527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506506073) 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, 417751008 + ... + 417751013.

It is an arithmetic number, because the mean of its divisors is an integer number (835502022).

Almost surely, 2^2506506063 is an apocalyptic number.

2506506063 is a deficient number, since it is larger than the sum of its proper divisors (835502025).

2506506063 is an equidigital number, since it uses as much as digits as its factorization.

2506506063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835502024.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 2506506063 is about 50065.0183561337. The cubic root of 2506506063 is about 1358.3851332557.

The spelling of 2506506063 in words is "two billion, five hundred six million, five hundred six thousand, sixty-three".