980043773940 has 576 divisors, whose sum is σ = 3906233210880. Its totient is φ = 192689280000.

The previous prime is 980043773923. The next prime is 980043773983. The reversal of 980043773940 is 49377340089.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 276768570 + ... + 276772110.

It is an arithmetic number, because the mean of its divisors is an integer number (6781654880).

Almost surely, 2^980043773940 is an apocalyptic number.

980043773940 is a gapful number since it is divisible by the number (90) 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 980043773940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1953116605440).

980043773940 is an abundant number, since it is smaller than the sum of its proper divisors (2926189436940).

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

980043773940 is a wasteful number, since it uses less digits than its factorization.

980043773940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4644 (or 4639 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 980043773940 in words is "nine hundred eighty billion, forty-three million, seven hundred seventy-three thousand, nine hundred forty".