2058194798882 has 4 divisors (see below), whose sum is σ = 3087292198326. Its totient is φ = 1029097399440.

The previous prime is 2058194798861. The next prime is 2058194798887. The reversal of 2058194798882 is 2888974918502.

It is a Cunningham number, because it is equal to 1434641²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2058194798881 + 1 = 1434641^2 + 1^2 .

It is not an unprimeable number, because it can be changed into a prime (2058194798887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514548699719 + ... + 514548699722.

Almost surely, 2^{2058194798882} is an apocalyptic number.

2058194798882 is a deficient number, since it is larger than the sum of its proper divisors (1029097399444).

2058194798882 is a wasteful number, since it uses less digits than its factorization.

2058194798882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029097399443.

The product of its (nonzero) digits is 185794560, while the sum is 71.

The spelling of 2058194798882 in words is "two trillion, fifty-eight billion, one hundred ninety-four million, seven hundred ninety-eight thousand, eight hundred eighty-two".