3144698018946 has 160 divisors (see below), whose sum is σ = 7697654025600. Its totient is φ = 951617509920.

The previous prime is 3144698018933. The next prime is 3144698018947. The reversal of 3144698018946 is 6498108964413.

3144698018946 is a `hidden beast` number, since 3 + 1 + 4 + 469 + 80 + 1 + 8 + 94 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (3144698018947) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 674391411 + ... + 674396073.

It is an arithmetic number, because the mean of its divisors is an integer number (48110337660).

Almost surely, 2^{3144698018946} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3144698018946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3848827012800).

3144698018946 is an abundant number, since it is smaller than the sum of its proper divisors (4552956006654).

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

3144698018946 is an equidigital number, since it uses as much as digits as its factorization.

3144698018946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5571 (or 5532 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 63.

The spelling of 3144698018946 in words is "three trillion, one hundred forty-four billion, six hundred ninety-eight million, eighteen thousand, nine hundred forty-six".