2541420552557 has 32 divisors (see below), whose sum is σ = 2859045580800. Its totient is φ = 2247268976640.

The previous prime is 2541420552533. The next prime is 2541420552571. The reversal of 2541420552557 is 7552550241452.

It is a happy number.

2541420552557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2541420552557 - 2⁸ = 2541420552301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541420552527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8768444 + ... + 9053642.

It is an arithmetic number, because the mean of its divisors is an integer number (89345174400).

Almost surely, 2^{2541420552557} is an apocalyptic number.

It is an amenable number.

2541420552557 is a deficient number, since it is larger than the sum of its proper divisors (317625028243).

2541420552557 is a wasteful number, since it uses less digits than its factorization.

2541420552557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285741.

The product of its (nonzero) digits is 2800000, while the sum is 47.

The spelling of 2541420552557 in words is "two trillion, five hundred forty-one billion, four hundred twenty million, five hundred fifty-two thousand, five hundred fifty-seven".