12776443106 has 96 divisors (see below), whose sum is σ = 24053160960. Its totient is φ = 4971780000.

The previous prime is 12776443061. The next prime is 12776443157. The reversal of 12776443106 is 60134467721.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38599361 + ... + 38599691.

It is an arithmetic number, because the mean of its divisors is an integer number (250553760).

Almost surely, 2^12776443106 is an apocalyptic number.

12776443106 is a deficient number, since it is larger than the sum of its proper divisors (11276717854).

12776443106 is a wasteful number, since it uses less digits than its factorization.

12776443106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572 (or 541 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 12776443106 in words is "twelve billion, seven hundred seventy-six million, four hundred forty-three thousand, one hundred six".