2150214450 has 48 divisors (see below), whose sum is σ = 5346967296. Its totient is φ = 571838400.

The previous prime is 2150214433. The next prime is 2150214461. The reversal of 2150214450 is 544120512.

It is a self number, because there is not a number n which added to its sum of digits gives 2150214450.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36735 + ... + 75165.

It is an arithmetic number, because the mean of its divisors is an integer number (111395152).

Almost surely, 2^2150214450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2150214450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2673483648).

2150214450 is an abundant number, since it is smaller than the sum of its proper divisors (3196752846).

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

2150214450 is a wasteful number, since it uses less digits than its factorization.

2150214450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38819 (or 38814 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 2150214450 is about 46370.4048936388. The cubic root of 2150214450 is about 1290.7057912869.

Adding to 2150214450 its reverse (544120512), we get a palindrome (2694334962).

The spelling of 2150214450 in words is "two billion, one hundred fifty million, two hundred fourteen thousand, four hundred fifty".