1880821048140 has 240 divisors, whose sum is σ = 6171073413120. Its totient is φ = 478628472960.

The previous prime is 1880821048049. The next prime is 1880821048147. The reversal of 1880821048140 is 418401280881.

1880821048140 is a `hidden beast` number, since 1 + 8 + 80 + 82 + 10 + 481 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1880821048147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 16000501 + ... + 16117619.

It is an arithmetic number, because the mean of its divisors is an integer number (25712805888).

Almost surely, 2^{1880821048140} is an apocalyptic number.

1880821048140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1880821048140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3085536706560).

1880821048140 is an abundant number, since it is smaller than the sum of its proper divisors (4290252364980).

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

1880821048140 is a wasteful number, since it uses less digits than its factorization.

1880821048140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117594 (or 117583 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 45.

The spelling of 1880821048140 in words is "one trillion, eight hundred eighty billion, eight hundred twenty-one million, forty-eight thousand, one hundred forty".