2052557659 has 8 divisors (see below), whose sum is σ = 2096029872. Its totient is φ = 2009261280.

The previous prime is 2052557623. The next prime is 2052557677. The reversal of 2052557659 is 9567552502.

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

It is a cyclic number.

It is not a de Polignac number, because 2052557659 - 2⁹ = 2052557147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2052557459) 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 7 ways as a sum of consecutive naturals, for example, 20232 + ... + 67189.

It is an arithmetic number, because the mean of its divisors is an integer number (262003734).

Almost surely, 2^2052557659 is an apocalyptic number.

2052557659 is a deficient number, since it is larger than the sum of its proper divisors (43472213).

2052557659 is an equidigital number, since it uses as much as digits as its factorization.

2052557659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87917.

The product of its (nonzero) digits is 945000, while the sum is 46.

The square root of 2052557659 is about 45305.1615050647. The cubic root of 2052557659 is about 1270.8621791359.

The spelling of 2052557659 in words is "two billion, fifty-two million, five hundred fifty-seven thousand, six hundred fifty-nine".