1922780146560 has 256 divisors, whose sum is σ = 7543215106560. Its totient is φ = 405685444608.

The previous prime is 1922780146541. The next prime is 1922780146603. The reversal of 1922780146560 is 656410872291.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5327742 + ... + 5677181.

It is an arithmetic number, because the mean of its divisors is an integer number (29465684010).

Almost surely, 2^{1922780146560} is an apocalyptic number.

1922780146560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1922780146560 is an abundant number, since it is smaller than the sum of its proper divisors (5620434960000).

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

1922780146560 is a wasteful number, since it uses less digits than its factorization.

1922780146560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11004965 (or 11004953 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 1922780146560 in words is "one trillion, nine hundred twenty-two billion, seven hundred eighty million, one hundred forty-six thousand, five hundred sixty".