12775003763605 has 32 divisors (see below), whose sum is σ = 15693270220800. Its totient is φ = 9978868218432.

The previous prime is 12775003763567. The next prime is 12775003763647. The reversal of 12775003763605 is 50636730057721.

It is a cyclic number.

It is not a de Polignac number, because 12775003763605 - 2³¹ = 12772856279957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459138724 + ... + 459166546.

It is an arithmetic number, because the mean of its divisors is an integer number (490414694400).

Almost surely, 2^{12775003763605} is an apocalyptic number.

It is an amenable number.

12775003763605 is a deficient number, since it is larger than the sum of its proper divisors (2918266457195).

12775003763605 is a wasteful number, since it uses less digits than its factorization.

12775003763605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32433.

The product of its (nonzero) digits is 5556600, while the sum is 52.

The spelling of 12775003763605 in words is "twelve trillion, seven hundred seventy-five billion, three million, seven hundred sixty-three thousand, six hundred five".