2898781966080 has 5760 divisors, whose sum is σ = 15508615643136. Its totient is φ = 496867737600.

The previous prime is 2898781966051. The next prime is 2898781966103. The reversal of 2898781966080 is 806691878982.

2898781966080 is a `hidden beast` number, since 2 + 8 + 9 + 8 + 7 + 8 + 1 + 9 + 6 + 608 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (5760).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 639 ways as a sum of consecutive naturals, for example, 54693999334 + ... + 54693999386.

Almost surely, 2^{2898781966080} is an apocalyptic number.

2898781966080 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 2898781966080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7754307821568).

2898781966080 is an abundant number, since it is smaller than the sum of its proper divisors (12609833677056).

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

2898781966080 is a wasteful number, since it uses less digits than its factorization.

2898781966080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 167215104, while the sum is 72.

The spelling of 2898781966080 in words is "two trillion, eight hundred ninety-eight billion, seven hundred eighty-one million, nine hundred sixty-six thousand, eighty".