2051552330 has 16 divisors (see below), whose sum is σ = 3694741344. Its totient is φ = 820188240.

The previous prime is 2051552323. The next prime is 2051552359. The reversal of 2051552330 is 332551502.

It is a self number, because there is not a number n which added to its sum of digits gives 2051552330.

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 7 ways as a sum of consecutive naturals, for example, 33812 + ... + 72431.

It is an arithmetic number, because the mean of its divisors is an integer number (230921334).

Almost surely, 2^2051552330 is an apocalyptic number.

2051552330 is a deficient number, since it is larger than the sum of its proper divisors (1643189014).

2051552330 is a wasteful number, since it uses less digits than its factorization.

2051552330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108181.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 2051552330 is about 45294.0650637586. The cubic root of 2051552330 is about 1270.6546586557.

The spelling of 2051552330 in words is "two billion, fifty-one million, five hundred fifty-two thousand, three hundred thirty".