12261003626 has 8 divisors (see below), whose sum is σ = 18984779904. Its totient is φ = 5932743660.

The previous prime is 12261003611. The next prime is 12261003683. The reversal of 12261003626 is 62630016221.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 98879000 + ... + 98879123.

It is an arithmetic number, because the mean of its divisors is an integer number (2373097488).

Almost surely, 2^12261003626 is an apocalyptic number.

12261003626 is a deficient number, since it is larger than the sum of its proper divisors (6723776278).

12261003626 is a wasteful number, since it uses less digits than its factorization.

12261003626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197758156.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 12261003626 its reverse (62630016221), we get a palindrome (74891019847).

The spelling of 12261003626 in words is "twelve billion, two hundred sixty-one million, three thousand, six hundred twenty-six".