1920055923284 has 24 divisors (see below), whose sum is σ = 3451107216480. Its totient is φ = 934028235936.

The previous prime is 1920055923277. The next prime is 1920055923293. The reversal of 1920055923284 is 4823295500291.

It is a super-2 number, since 2×1920055923284² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2313539 + ... + 3031925.

It is an arithmetic number, because the mean of its divisors is an integer number (143796134020).

Almost surely, 2^{1920055923284} is an apocalyptic number.

It is an amenable number.

1920055923284 is a deficient number, since it is larger than the sum of its proper divisors (1531051293196).

1920055923284 is a wasteful number, since it uses less digits than its factorization.

1920055923284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736487 (or 736485 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 1920055923284 in words is "one trillion, nine hundred twenty billion, fifty-five million, nine hundred twenty-three thousand, two hundred eighty-four".