2981727075798 has 48 divisors (see below), whose sum is σ = 6517196013120. Its totient is φ = 985204693872.

The previous prime is 2981727075751. The next prime is 2981727075799. The reversal of 2981727075798 is 8975707271892.

2981727075798 is a `hidden beast` number, since 29 + 8 + 1 + 7 + 27 + 0 + 7 + 579 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2981727075799) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228736 + ... + 2452707.

It is an arithmetic number, because the mean of its divisors is an integer number (135774916940).

Almost surely, 2^{2981727075798} is an apocalyptic number.

2981727075798 is an abundant number, since it is smaller than the sum of its proper divisors (3535468937322).

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

2981727075798 is a wasteful number, since it uses less digits than its factorization.

2981727075798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2681993 (or 2681990 counting only the distinct ones).

The product of its (nonzero) digits is 248935680, while the sum is 72.

The spelling of 2981727075798 in words is "two trillion, nine hundred eighty-one billion, seven hundred twenty-seven million, seventy-five thousand, seven hundred ninety-eight".