2541049691807 has 16 divisors (see below), whose sum is σ = 2864616689664. Its totient is φ = 2233073388000.

The previous prime is 2541049691749. The next prime is 2541049691849. The reversal of 2541049691807 is 7081969401452.

It is a cyclic number.

It is not a de Polignac number, because 2541049691807 - 2¹² = 2541049687711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541049691857) 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, 3779228 + ... + 4400529.

It is an arithmetic number, because the mean of its divisors is an integer number (179038543104).

Almost surely, 2^{2541049691807} is an apocalyptic number.

2541049691807 is a deficient number, since it is larger than the sum of its proper divisors (323566997857).

2541049691807 is a wasteful number, since it uses less digits than its factorization.

2541049691807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8180710.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 2541049691807 in words is "two trillion, five hundred forty-one billion, forty-nine million, six hundred ninety-one thousand, eight hundred seven".