2018820708195 has 16 divisors (see below), whose sum is σ = 3231512111520. Its totient is φ = 1076238051584.

The previous prime is 2018820708173. The next prime is 2018820708217. The reversal of 2018820708195 is 5918070288102.

It is an interprime number because it is at equal distance from previous prime (2018820708173) and next prime (2018820708217).

It is a cyclic number.

It is not a de Polignac number, because 2018820708195 - 2⁷ = 2018820708067 is a prime.

It is a super-2 number, since 2×2018820708195² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29109594 + ... + 29178863.

It is an arithmetic number, because the mean of its divisors is an integer number (201969506970).

Almost surely, 2^{2018820708195} is an apocalyptic number.

2018820708195 is a deficient number, since it is larger than the sum of its proper divisors (1212691403325).

2018820708195 is a wasteful number, since it uses less digits than its factorization.

2018820708195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58290774.

The product of its (nonzero) digits is 645120, while the sum is 51.

The spelling of 2018820708195 in words is "two trillion, eighteen billion, eight hundred twenty million, seven hundred eight thousand, one hundred ninety-five".