1938302117984 has 48 divisors (see below), whose sum is σ = 3868577949600. Its totient is φ = 955807994880.

The previous prime is 1938302117971. The next prime is 1938302118007. The reversal of 1938302117984 is 4897112038391.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58455842 + ... + 58488990.

It is an arithmetic number, because the mean of its divisors is an integer number (80595373950).

Almost surely, 2^{1938302117984} is an apocalyptic number.

It is an amenable number.

1938302117984 is a deficient number, since it is larger than the sum of its proper divisors (1930275831616).

1938302117984 is a wasteful number, since it uses less digits than its factorization.

1938302117984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58263 (or 58255 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 56.

The spelling of 1938302117984 in words is "one trillion, nine hundred thirty-eight billion, three hundred two million, one hundred seventeen thousand, nine hundred eighty-four".