1940556773760 has 256 divisors, whose sum is σ = 7102996358400. Its totient is φ = 445678018560.

The previous prime is 1940556773737. The next prime is 1940556773767. The reversal of 1940556773760 is 673776550491.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 1940556773694 and 1940556773703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940556773767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2016679 + ... + 2819238.

It is an arithmetic number, because the mean of its divisors is an integer number (27746079525).

Almost surely, 2^{1940556773760} is an apocalyptic number.

1940556773760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1940556773760 is an abundant number, since it is smaller than the sum of its proper divisors (5162439584640).

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

1940556773760 is a wasteful number, since it uses less digits than its factorization.

1940556773760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4835969 (or 4835957 counting only the distinct ones).

The product of its (nonzero) digits is 33339600, while the sum is 60.

The spelling of 1940556773760 in words is "one trillion, nine hundred forty billion, five hundred fifty-six million, seven hundred seventy-three thousand, seven hundred sixty".