2113650450505 has 16 divisors (see below), whose sum is σ = 2805931870848. Its totient is φ = 1515549616000.

The previous prime is 2113650450437. The next prime is 2113650450521. The reversal of 2113650450505 is 5050540563112.

It is a happy number.

It is not a de Polignac number, because 2113650450505 - 2¹⁵ = 2113650417737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270629956 + ... + 270637765.

It is an arithmetic number, because the mean of its divisors is an integer number (175370741928).

Almost surely, 2^{2113650450505} is an apocalyptic number.

It is an amenable number.

2113650450505 is a deficient number, since it is larger than the sum of its proper divisors (692281420343).

2113650450505 is a wasteful number, since it uses less digits than its factorization.

2113650450505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541267808.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 2113650450505 in words is "two trillion, one hundred thirteen billion, six hundred fifty million, four hundred fifty thousand, five hundred five".