2541943295568 has 80 divisors (see below), whose sum is σ = 7433985176640. Its totient is φ = 831327359616.

The previous prime is 2541943295543. The next prime is 2541943295569. The reversal of 2541943295568 is 8655923491452.

2541943295568 is a `hidden beast` number, since 2 + 5 + 4 + 1 + 9 + 43 + 29 + 5 + 568 = 666.

It is a super-2 number, since 2×2541943295568² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541943295569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55487746 + ... + 55533537.

It is an arithmetic number, because the mean of its divisors is an integer number (92924814708).

Almost surely, 2^{2541943295568} is an apocalyptic number.

It is an amenable number.

2541943295568 is an abundant number, since it is smaller than the sum of its proper divisors (4892041881072).

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

2541943295568 is a wasteful number, since it uses less digits than its factorization.

2541943295568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111021353 (or 111021341 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 63.

The spelling of 2541943295568 in words is "two trillion, five hundred forty-one billion, nine hundred forty-three million, two hundred ninety-five thousand, five hundred sixty-eight".