2563530506 has 8 divisors (see below), whose sum is σ = 3845941344. Its totient is φ = 1281550060.

The previous prime is 2563530479. The next prime is 2563530511. The reversal of 2563530506 is 6050353652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92270 + ... + 116793.

It is an arithmetic number, because the mean of its divisors is an integer number (480742668).

Almost surely, 2^2563530506 is an apocalyptic number.

2563530506 is a deficient number, since it is larger than the sum of its proper divisors (1282410838).

2563530506 is a wasteful number, since it uses less digits than its factorization.

2563530506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215196.

The product of its (nonzero) digits is 81000, while the sum is 35.

The square root of 2563530506 is about 50631.3194179255. The cubic root of 2563530506 is about 1368.6093310091.

The spelling of 2563530506 in words is "two billion, five hundred sixty-three million, five hundred thirty thousand, five hundred six".