2162554226250 has 640 divisors, whose sum is σ = 6331438891008. Its totient is φ = 487317600000.

The previous prime is 2162554226243. The next prime is 2162554226251. The reversal of 2162554226250 is 526224552612.

It is not an unprimeable number, because it can be changed into a prime (2162554226251) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 3684078457 + ... + 3684079043.

Almost surely, 2^{2162554226250} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2162554226250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3165719445504).

2162554226250 is an abundant number, since it is smaller than the sum of its proper divisors (4168884664758).

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

2162554226250 is a wasteful number, since it uses less digits than its factorization.

2162554226250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764 (or 749 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

Adding to 2162554226250 its reverse (526224552612), we get a palindrome (2688778778862).

The spelling of 2162554226250 in words is "two trillion, one hundred sixty-two billion, five hundred fifty-four million, two hundred twenty-six thousand, two hundred fifty".