1948939200344 has 8 divisors (see below), whose sum is σ = 3654261000660. Its totient is φ = 974469600168.

The previous prime is 1948939200343. The next prime is 1948939200389. The reversal of 1948939200344 is 4430029398491.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1948939200344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1948939200343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121808700014 + ... + 121808700029.

Almost surely, 2^{1948939200344} is an apocalyptic number.

It is an amenable number.

1948939200344 is a deficient number, since it is larger than the sum of its proper divisors (1705321800316).

1948939200344 is a wasteful number, since it uses less digits than its factorization.

1948939200344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243617400049 (or 243617400045 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 56.

The spelling of 1948939200344 in words is "one trillion, nine hundred forty-eight billion, nine hundred thirty-nine million, two hundred thousand, three hundred forty-four".