2018819238396 has 48 divisors (see below), whose sum is σ = 4760266383264. Its totient is φ = 665844719616.

The previous prime is 2018819238389. The next prime is 2018819238473. The reversal of 2018819238396 is 6938329188102.

It is a super-2 number, since 2×2018819238396² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 4770826 + ... + 5176718.

It is an arithmetic number, because the mean of its divisors is an integer number (99172216318).

Almost surely, 2^{2018819238396} is an apocalyptic number.

It is an amenable number.

2018819238396 is an abundant number, since it is smaller than the sum of its proper divisors (2741447144868).

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

2018819238396 is a wasteful number, since it uses less digits than its factorization.

2018819238396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410270 (or 410268 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 60.

The spelling of 2018819238396 in words is "two trillion, eighteen billion, eight hundred nineteen million, two hundred thirty-eight thousand, three hundred ninety-six".