2113240424526 has 192 divisors, whose sum is σ = 5865117672960. Its totient is φ = 534025543680.

The previous prime is 2113240424521. The next prime is 2113240424531. The reversal of 2113240424526 is 6254240423112.

2113240424526 is a `hidden beast` number, since 2 + 1 + 1 + 3 + 2 + 404 + 245 + 2 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (2113240424521) and next prime (2113240424531).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113240424521) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7798870 + ... + 8065286.

It is an arithmetic number, because the mean of its divisors is an integer number (30547487880).

Almost surely, 2^{2113240424526} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113240424526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2932558836480).

2113240424526 is an abundant number, since it is smaller than the sum of its proper divisors (3751877248434).

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

2113240424526 is a wasteful number, since it uses less digits than its factorization.

2113240424526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266599 (or 266596 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 2113240424526 its reverse (6254240423112), we get a palindrome (8367480847638).

The spelling of 2113240424526 in words is "two trillion, one hundred thirteen billion, two hundred forty million, four hundred twenty-four thousand, five hundred twenty-six".