1276482911901 has 8 divisors (see below), whose sum is σ = 1702001637024. Its totient is φ = 850976397360.

The previous prime is 1276482911867. The next prime is 1276482911903. The reversal of 1276482911901 is 1091192846721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1276482911901 - 2¹⁰ = 1276482910877 is a prime.

It is a super-2 number, since 2×1276482911901² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1276482911903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2805870 + ... + 3228911.

It is an arithmetic number, because the mean of its divisors is an integer number (212750204628).

Almost surely, 2^{1276482911901} is an apocalyptic number.

It is an amenable number.

1276482911901 is a deficient number, since it is larger than the sum of its proper divisors (425518725123).

1276482911901 is an equidigital number, since it uses as much as digits as its factorization.

1276482911901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6105291.

The product of its (nonzero) digits is 435456, while the sum is 51.

The spelling of 1276482911901 in words is "one trillion, two hundred seventy-six billion, four hundred eighty-two million, nine hundred eleven thousand, nine hundred one".