1255705923316 has 18 divisors (see below), whose sum is σ = 2379525574902. Its totient is φ = 579556579680.

The previous prime is 1255705923313. The next prime is 1255705923343. The reversal of 1255705923316 is 6133295075521.

It can be written as a sum of positive squares in 3 ways, for example, as 3142050916 + 1252563872400 = 56054^2 + 1119180^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1255705923316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255705923313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 928775895 + ... + 928777246.

Almost surely, 2^{1255705923316} is an apocalyptic number.

It is an amenable number.

1255705923316 is a deficient number, since it is larger than the sum of its proper divisors (1123819651586).

1255705923316 is a wasteful number, since it uses less digits than its factorization.

1255705923316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857553171 (or 1857553156 counting only the distinct ones).

The product of its (nonzero) digits is 1701000, while the sum is 49.

The spelling of 1255705923316 in words is "one trillion, two hundred fifty-five billion, seven hundred five million, nine hundred twenty-three thousand, three hundred sixteen".