1954048771484 has 6 divisors (see below), whose sum is σ = 3419585350104. Its totient is φ = 977024385740.

The previous prime is 1954048771471. The next prime is 1954048771487. The reversal of 1954048771484 is 4841778404591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1954048771487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244256096432 + ... + 244256096439.

It is an arithmetic number, because the mean of its divisors is an integer number (569930891684).

Almost surely, 2^{1954048771484} is an apocalyptic number.

It is an amenable number.

1954048771484 is a deficient number, since it is larger than the sum of its proper divisors (1465536578620).

1954048771484 is a wasteful number, since it uses less digits than its factorization.

1954048771484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488512192875 (or 488512192873 counting only the distinct ones).

The product of its (nonzero) digits is 36126720, while the sum is 62.

The spelling of 1954048771484 in words is "one trillion, nine hundred fifty-four billion, forty-eight million, seven hundred seventy-one thousand, four hundred eighty-four".