4056542634511 has 2 divisors, whose sum is σ = 4056542634512. Its totient is φ = 4056542634510.

The previous prime is 4056542634509. The next prime is 4056542634517. The reversal of 4056542634511 is 1154362456504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4056542634511 - 2¹ = 4056542634509 is a prime.

Together with 4056542634509, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4056542634517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028271317255 + 2028271317256.

It is an arithmetic number, because the mean of its divisors is an integer number (2028271317256).

Almost surely, 2^{4056542634511} is an apocalyptic number.

4056542634511 is a deficient number, since it is larger than the sum of its proper divisors (1).

4056542634511 is an equidigital number, since it uses as much as digits as its factorization.

4056542634511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 4056542634511 in words is "four trillion, fifty-six billion, five hundred forty-two million, six hundred thirty-four thousand, five hundred eleven".