12234002540 has 12 divisors (see below), whose sum is σ = 25691405376. Its totient is φ = 4893601008.

The previous prime is 12234002537. The next prime is 12234002563. The reversal of 12234002540 is 4520043221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305850044 + ... + 305850083.

It is an arithmetic number, because the mean of its divisors is an integer number (2140950448).

Almost surely, 2^12234002540 is an apocalyptic number.

12234002540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12234002540 is an abundant number, since it is smaller than the sum of its proper divisors (13457402836).

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

12234002540 is a wasteful number, since it uses less digits than its factorization.

12234002540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611700136 (or 611700134 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 12234002540 its reverse (4520043221), we get a palindrome (16754045761).

The spelling of 12234002540 in words is "twelve billion, two hundred thirty-four million, two thousand, five hundred forty".