2058785579 has 4 divisors (see below), whose sum is σ = 2058876360. Its totient is φ = 2058694800.

The previous prime is 2058785543. The next prime is 2058785587. The reversal of 2058785579 is 9755878502.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2058785579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2058785279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20879 + ... + 67479.

It is an arithmetic number, because the mean of its divisors is an integer number (514719090).

Almost surely, 2^2058785579 is an apocalyptic number.

2058785579 is a deficient number, since it is larger than the sum of its proper divisors (90781).

2058785579 is an equidigital number, since it uses as much as digits as its factorization.

2058785579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90780.

The product of its (nonzero) digits is 7056000, while the sum is 56.

The square root of 2058785579 is about 45373.8424535547. The cubic root of 2058785579 is about 1272.1462415338.

The spelling of 2058785579 in words is "two billion, fifty-eight million, seven hundred eighty-five thousand, five hundred seventy-nine".