12646262330 has 32 divisors (see below), whose sum is σ = 24824620800. Its totient is φ = 4610279232.

The previous prime is 12646262329. The next prime is 12646262333. The reversal of 12646262330 is 3326264621.

It is not an unprimeable number, because it can be changed into a prime (12646262333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 605420 + ... + 625959.

It is an arithmetic number, because the mean of its divisors is an integer number (775769400).

Almost surely, 2^12646262330 is an apocalyptic number.

12646262330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12646262330 is a deficient number, since it is larger than the sum of its proper divisors (12178358470).

12646262330 is a wasteful number, since it uses less digits than its factorization.

12646262330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231478.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 12646262330 in words is "twelve billion, six hundred forty-six million, two hundred sixty-two thousand, three hundred thirty".