2136111450 has 96 divisors (see below), whose sum is σ = 5792254272. Its totient is φ = 516672000.

The previous prime is 2136111443. The next prime is 2136111503. The reversal of 2136111450 is 541116312.

It is a happy number.

It is a super-2 number, since 2×2136111450² = 9125944253642205000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2136111450.

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 47 ways as a sum of consecutive naturals, for example, 891454 + ... + 893846.

It is an arithmetic number, because the mean of its divisors is an integer number (60335982).

Almost surely, 2^2136111450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2136111450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2896127136).

2136111450 is an abundant number, since it is smaller than the sum of its proper divisors (3656142822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2136111450 is a wasteful number, since it uses less digits than its factorization.

2136111450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2960 (or 2955 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 2136111450 is about 46218.0857457338. The cubic root of 2136111450 is about 1287.8777375331.

Adding to 2136111450 its reverse (541116312), we get a palindrome (2677227762).

The spelling of 2136111450 in words is "two billion, one hundred thirty-six million, one hundred eleven thousand, four hundred fifty".