2134520648511 has 16 divisors (see below), whose sum is σ = 2846985991008. Its totient is φ = 1422534643200.

The previous prime is 2134520648473. The next prime is 2134520648573. The reversal of 2134520648511 is 1158460254312.

It is not a de Polignac number, because 2134520648511 - 2⁷ = 2134520648383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134520648111) 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, 218226441 + ... + 218236221.

It is an arithmetic number, because the mean of its divisors is an integer number (177936624438).

Almost surely, 2^{2134520648511} is an apocalyptic number.

2134520648511 is a deficient number, since it is larger than the sum of its proper divisors (712465342497).

2134520648511 is an equidigital number, since it uses as much as digits as its factorization.

2134520648511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26842.

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 2134520648511 in words is "two trillion, one hundred thirty-four billion, five hundred twenty million, six hundred forty-eight thousand, five hundred eleven".