2125842798 has 16 divisors (see below), whose sum is σ = 4252461696. Its totient is φ = 708484920.

The previous prime is 2125842793. The next prime is 2125842821. The reversal of 2125842798 is 8972485212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125842791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6943 + ... + 65573.

It is an arithmetic number, because the mean of its divisors is an integer number (265778856).

Almost surely, 2^2125842798 is an apocalyptic number.

2125842798 is an abundant number, since it is smaller than the sum of its proper divisors (2126618898).

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

2125842798 is a wasteful number, since it uses less digits than its factorization.

2125842798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64679.

The product of its digits is 645120, while the sum is 48.

The square root of 2125842798 is about 46106.8628080463. The cubic root of 2125842798 is about 1285.8107392154.

The spelling of 2125842798 in words is "two billion, one hundred twenty-five million, eight hundred forty-two thousand, seven hundred ninety-eight".