2630650256 has 20 divisors (see below), whose sum is σ = 5488953372. Its totient is φ = 1214146176.

The previous prime is 2630650249. The next prime is 2630650271. The reversal of 2630650256 is 6520560362.

It can be written as a sum of positive squares in 2 ways, for example, as 890425600 + 1740224656 = 29840^2 + 41716^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6323471 + ... + 6323886.

Almost surely, 2^2630650256 is an apocalyptic number.

2630650256 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2630650256 is an abundant number, since it is smaller than the sum of its proper divisors (2858303116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2630650256 is a wasteful number, since it uses less digits than its factorization.

2630650256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12647378 (or 12647372 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 2630650256 is about 51289.8650417409. The cubic root of 2630650256 is about 1380.4511330482.

The spelling of 2630650256 in words is "two billion, six hundred thirty million, six hundred fifty thousand, two hundred fifty-six".