1886144309094 has 64 divisors (see below), whose sum is σ = 3899853619200. Its totient is φ = 607761792000.

The previous prime is 1886144309047. The next prime is 1886144309117. The reversal of 1886144309094 is 4909034416881.

It is a super-2 number, since 2×1886144309094² (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 31 ways as a sum of consecutive naturals, for example, 11717979 + ... + 11877849.

It is an arithmetic number, because the mean of its divisors is an integer number (60935212800).

Almost surely, 2^{1886144309094} is an apocalyptic number.

1886144309094 is an abundant number, since it is smaller than the sum of its proper divisors (2013709310106).

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

1886144309094 is a wasteful number, since it uses less digits than its factorization.

1886144309094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160357.

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 1886144309094 in words is "one trillion, eight hundred eighty-six billion, one hundred forty-four million, three hundred nine thousand, ninety-four".