4540641514091 has 2 divisors, whose sum is σ = 4540641514092. Its totient is φ = 4540641514090.

The previous prime is 4540641514069. The next prime is 4540641514163. The reversal of 4540641514091 is 1904151460454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4540641514091 - 2⁴² = 142595002987 is a prime.

It is not a weakly prime, because it can be changed into another prime (4540641514391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270320757045 + 2270320757046.

It is an arithmetic number, because the mean of its divisors is an integer number (2270320757046).

Almost surely, 2^{4540641514091} is an apocalyptic number.

4540641514091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540641514091 is an equidigital number, since it uses as much as digits as its factorization.

4540641514091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 4540641514091 in words is "four trillion, five hundred forty billion, six hundred forty-one million, five hundred fourteen thousand, ninety-one".