1275083770256 has 20 divisors (see below), whose sum is σ = 2483015292252. Its totient is φ = 634305630336.

The previous prime is 1275083770241. The next prime is 1275083770313. The reversal of 1275083770256 is 6520773805721.

It can be written as a sum of positive squares in 2 ways, for example, as 1043838195856 + 231245574400 = 1021684^2 + 480880^2 .

It is a super-3 number, since 3×1275083770256³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1275083770198 and 1275083770207.

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, 202262675 + ... + 202268978.

Almost surely, 2^{1275083770256} is an apocalyptic number.

1275083770256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1275083770256 is a deficient number, since it is larger than the sum of its proper divisors (1207931521996).

1275083770256 is a wasteful number, since it uses less digits than its factorization.

1275083770256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404531858 (or 404531852 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 53.

The spelling of 1275083770256 in words is "one trillion, two hundred seventy-five billion, eighty-three million, seven hundred seventy thousand, two hundred fifty-six".