1894859894108 has 12 divisors (see below), whose sum is σ = 3316930839432. Its totient is φ = 947165368560.

The previous prime is 1894859894027. The next prime is 1894859894131. The reversal of 1894859894108 is 8014989584981.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66128510 + ... + 66157157.

It is an arithmetic number, because the mean of its divisors is an integer number (276410903286).

Almost surely, 2^{1894859894108} is an apocalyptic number.

It is an amenable number.

1894859894108 is a deficient number, since it is larger than the sum of its proper divisors (1422070945324).

1894859894108 is a wasteful number, since it uses less digits than its factorization.

1894859894108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132289252 (or 132289250 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 74.

The spelling of 1894859894108 in words is "one trillion, eight hundred ninety-four billion, eight hundred fifty-nine million, eight hundred ninety-four thousand, one hundred eight".