2116454513613 has 16 divisors (see below), whose sum is σ = 3128946169152. Its totient is φ = 1261671840000.

The previous prime is 2116454513527. The next prime is 2116454513681. The reversal of 2116454513613 is 3163154546112.

It is not a de Polignac number, because 2116454513613 - 2⁹ = 2116454513101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116454583613) 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, 525694588 + ... + 525698613.

It is an arithmetic number, because the mean of its divisors is an integer number (195559135572).

Almost surely, 2^{2116454513613} is an apocalyptic number.

It is an amenable number.

2116454513613 is a deficient number, since it is larger than the sum of its proper divisors (1012491655539).

2116454513613 is a wasteful number, since it uses less digits than its factorization.

2116454513613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051393276.

The product of its digits is 259200, while the sum is 42.

The spelling of 2116454513613 in words is "two trillion, one hundred sixteen billion, four hundred fifty-four million, five hundred thirteen thousand, six hundred thirteen".