2298465227538 has 96 divisors (see below), whose sum is σ = 5448988247040. Its totient is φ = 697064279040.

The previous prime is 2298465227533. The next prime is 2298465227579. The reversal of 2298465227538 is 8357225648922.

2298465227538 is a `hidden beast` number, since 2 + 2 + 9 + 8 + 4 + 6 + 522 + 75 + 38 = 666.

It is a super-2 number, since 2×2298465227538² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2298465227533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8585806 + ... + 8849462.

It is an arithmetic number, because the mean of its divisors is an integer number (56760294240).

Almost surely, 2^{2298465227538} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2298465227538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2724494123520).

2298465227538 is an abundant number, since it is smaller than the sum of its proper divisors (3150523019502).

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

2298465227538 is a wasteful number, since it uses less digits than its factorization.

2298465227538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264632 (or 264629 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 2298465227538 in words is "two trillion, two hundred ninety-eight billion, four hundred sixty-five million, two hundred twenty-seven thousand, five hundred thirty-eight".