2980843809840 has 480 divisors, whose sum is σ = 11657777354496. Its totient is φ = 675889643520.

The previous prime is 2980843809829. The next prime is 2980843809851. The reversal of 2980843809840 is 489083480892.

2980843809840 is a `hidden beast` number, since 2 + 98 + 0 + 84 + 380 + 98 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2980843809829) and next prime (2980843809851).

It is a super-2 number, since 2×2980843809840² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7279350 + ... + 7677930.

Almost surely, 2^{2980843809840} is an apocalyptic number.

2980843809840 is a gapful number since it is divisible by the number (20) 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 2980843809840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5828888677248).

2980843809840 is an abundant number, since it is smaller than the sum of its proper divisors (8676933544656).

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

2980843809840 is a wasteful number, since it uses less digits than its factorization.

2980843809840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398677 (or 398668 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 63.

The spelling of 2980843809840 in words is "two trillion, nine hundred eighty billion, eight hundred forty-three million, eight hundred nine thousand, eight hundred forty".