12775943554 has 8 divisors (see below), whose sum is σ = 20906089488. Its totient is φ = 5807247060.

The previous prime is 12775943549. The next prime is 12775943563. The reversal of 12775943554 is 45534957721.

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, 290362332 + ... + 290362375.

It is an arithmetic number, because the mean of its divisors is an integer number (2613261186).

Almost surely, 2^12775943554 is an apocalyptic number.

12775943554 is a deficient number, since it is larger than the sum of its proper divisors (8130145934).

12775943554 is a wasteful number, since it uses less digits than its factorization.

12775943554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580724720.

The product of its digits is 5292000, while the sum is 52.

The spelling of 12775943554 in words is "twelve billion, seven hundred seventy-five million, nine hundred forty-three thousand, five hundred fifty-four".