1946346818012 has 24 divisors (see below), whose sum is σ = 3436357227072. Its totient is φ = 964531008000.

The previous prime is 1946346818011. The next prime is 1946346818071. The reversal of 1946346818012 is 2108186436491.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1946346818011) 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, 23295512 + ... + 23378912.

It is an arithmetic number, because the mean of its divisors is an integer number (143181551128).

Almost surely, 2^{1946346818012} is an apocalyptic number.

It is an amenable number.

1946346818012 is a deficient number, since it is larger than the sum of its proper divisors (1490010409060).

1946346818012 is a wasteful number, since it uses less digits than its factorization.

1946346818012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135149 (or 135147 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 53.

The spelling of 1946346818012 in words is "one trillion, nine hundred forty-six billion, three hundred forty-six million, eight hundred eighteen thousand, twelve".