12526413330 has 32 divisors (see below), whose sum is σ = 30069143424. Its totient is φ = 3339737856.

The previous prime is 12526413301. The next prime is 12526413343. The reversal of 12526413330 is 3331462521.

It is a super-2 number, since 2×12526413330² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131562 + ... + 205818.

It is an arithmetic number, because the mean of its divisors is an integer number (939660732).

Almost surely, 2^12526413330 is an apocalyptic number.

12526413330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12526413330 is an abundant number, since it is smaller than the sum of its proper divisors (17542730094).

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

12526413330 is a wasteful number, since it uses less digits than its factorization.

12526413330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79890.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 12526413330 its reverse (3331462521), we get a palindrome (15857875851).

The spelling of 12526413330 in words is "twelve billion, five hundred twenty-six million, four hundred thirteen thousand, three hundred thirty".