12632860816 has 15 divisors (see below), whose sum is σ = 24477038931. Its totient is φ = 6316205616.

The previous prime is 12632860789. The next prime is 12632860843. The reversal of 12632860816 is 61806823621.

The square root of 12632860816 is 112396.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (12632860789) and next prime (12632860843).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 435535 + ... + 463633.

Almost surely, 2^12632860816 is an apocalyptic number.

12632860816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

12632860816 is the 112396-th square number.

It is an amenable number.

12632860816 is a deficient number, since it is larger than the sum of its proper divisors (11844178115).

12632860816 is an frugal number, since it uses more digits than its factorization.

12632860816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56206 (or 28101 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The spelling of 12632860816 in words is "twelve billion, six hundred thirty-two million, eight hundred sixty thousand, eight hundred sixteen".