1270256762806 has 4 divisors (see below), whose sum is σ = 1905385144212. Its totient is φ = 635128381402.

The previous prime is 1270256762759. The next prime is 1270256762851. The reversal of 1270256762806 is 6082676520721.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1270256762806² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317564190700 + ... + 317564190703.

It is an arithmetic number, because the mean of its divisors is an integer number (476346286053).

Almost surely, 2^{1270256762806} is an apocalyptic number.

1270256762806 is a deficient number, since it is larger than the sum of its proper divisors (635128381406).

1270256762806 is an equidigital number, since it uses as much as digits as its factorization.

1270256762806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635128381405.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 1270256762806 in words is "one trillion, two hundred seventy billion, two hundred fifty-six million, seven hundred sixty-two thousand, eight hundred six".