2980978880 has 56 divisors (see below), whose sum is σ = 7743779280. Its totient is φ = 1083991040.

The previous prime is 2980978853. The next prime is 2980978907. The reversal of 2980978880 is 888790892.

It is an interprime number because it is at equal distance from previous prime (2980978853) and next prime (2980978907).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419915 + ... + 426954.

Almost surely, 2^2980978880 is an apocalyptic number.

2980978880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2980978880 is an abundant number, since it is smaller than the sum of its proper divisors (4762800400).

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

2980978880 is a wasteful number, since it uses less digits than its factorization.

2980978880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846897 (or 846887 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 59.

The square root of 2980978880 is about 54598.3413667485. The cubic root of 2980978880 is about 1439.1949718457.

The spelling of 2980978880 in words is "two billion, nine hundred eighty million, nine hundred seventy-eight thousand, eight hundred eighty".