1920085568788 has 24 divisors (see below), whose sum is σ = 3411984637152. Its totient is φ = 945246961824.

The previous prime is 1920085568719. The next prime is 1920085568789. The reversal of 1920085568788 is 8878655800291.

It is a super-3 number, since 3×1920085568788³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1920085568789) by changing a digit.

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, 1224031 + ... + 2310502.

It is an arithmetic number, because the mean of its divisors is an integer number (142166026548).

Almost surely, 2^{1920085568788} is an apocalyptic number.

It is an amenable number.

1920085568788 is a deficient number, since it is larger than the sum of its proper divisors (1491899068364).

1920085568788 is a wasteful number, since it uses less digits than its factorization.

1920085568788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536631 (or 3536629 counting only the distinct ones).

The product of its (nonzero) digits is 77414400, while the sum is 67.

The spelling of 1920085568788 in words is "one trillion, nine hundred twenty billion, eighty-five million, five hundred sixty-eight thousand, seven hundred eighty-eight".