2051326260 has 72 divisors (see below), whose sum is σ = 6549859680. Its totient is φ = 518228928.

The previous prime is 2051326259. The next prime is 2051326283. The reversal of 2051326260 is 626231502.

2051326260 is a `hidden beast` number, since 2 + 0 + 5 + 1 + 32 + 626 + 0 = 666.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 296482 + ... + 303321.

Almost surely, 2^2051326260 is an apocalyptic number.

2051326260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2051326260 is an abundant number, since it is smaller than the sum of its proper divisors (4498533420).

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

2051326260 is a wasteful number, since it uses less digits than its factorization.

2051326260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599837 (or 599832 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2051326260 is about 45291.5694141857. The cubic root of 2051326260 is about 1270.6079838449.

Adding to 2051326260 its reverse (626231502), we get a palindrome (2677557762).

The spelling of 2051326260 in words is "two billion, fifty-one million, three hundred twenty-six thousand, two hundred sixty".