1272967275055 has 8 divisors (see below), whose sum is σ = 1745783691552. Its totient is φ = 872891845728.

The previous prime is 1272967275053. The next prime is 1272967275061. The reversal of 1272967275055 is 5505727692721.

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

It is not a de Polignac number, because 1272967275055 - 2¹ = 1272967275053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272967275053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18185246752 + ... + 18185246821.

It is an arithmetic number, because the mean of its divisors is an integer number (218222961444).

Almost surely, 2^{1272967275055} is an apocalyptic number.

1272967275055 is a deficient number, since it is larger than the sum of its proper divisors (472816416497).

1272967275055 is an equidigital number, since it uses as much as digits as its factorization.

1272967275055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36370493585.

The product of its (nonzero) digits is 18522000, while the sum is 58.

The spelling of 1272967275055 in words is "one trillion, two hundred seventy-two billion, nine hundred sixty-seven million, two hundred seventy-five thousand, fifty-five".