2116611543633 has 32 divisors (see below), whose sum is σ = 2892635044992. Its totient is φ = 1376171596800.

The previous prime is 2116611543593. The next prime is 2116611543643. The reversal of 2116611543633 is 3363451166112.

It is not a de Polignac number, because 2116611543633 - 2²⁰ = 2116610495057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2116611543643) 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, 20910003 + ... + 21010983.

It is an arithmetic number, because the mean of its divisors is an integer number (90394845156).

Almost surely, 2^{2116611543633} is an apocalyptic number.

It is an amenable number.

2116611543633 is a deficient number, since it is larger than the sum of its proper divisors (776023501359).

2116611543633 is a wasteful number, since it uses less digits than its factorization.

2116611543633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101825.

The product of its digits is 233280, while the sum is 42.

The spelling of 2116611543633 in words is "two trillion, one hundred sixteen billion, six hundred eleven million, five hundred forty-three thousand, six hundred thirty-three".