1267460749256 has 32 divisors (see below), whose sum is σ = 2573435537400. Its totient is φ = 581749931520.

The previous prime is 1267460749249. The next prime is 1267460749283. The reversal of 1267460749256 is 6529470647621.

It can be written as a sum of positive squares in 4 ways, for example, as 114221017156 + 1153239732100 = 337966^2 + 1073890^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1267460749195 and 1267460749204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33647261 + ... + 33684908.

Almost surely, 2^{1267460749256} is an apocalyptic number.

It is an amenable number.

1267460749256 is an abundant number, since it is smaller than the sum of its proper divisors (1305974788144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1267460749256 is a wasteful number, since it uses less digits than its factorization.

1267460749256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67332369 (or 67332365 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 1267460749256 in words is "one trillion, two hundred sixty-seven billion, four hundred sixty million, seven hundred forty-nine thousand, two hundred fifty-six".