1273144196144 has 10 divisors (see below), whose sum is σ = 2466716880060. Its totient is φ = 636572098064.

The previous prime is 1273144196143. The next prime is 1273144196167. The reversal of 1273144196144 is 4416914413721.

It is a super-2 number, since 2×1273144196144² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1273144196143) by changing a digit.

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 as a sum of consecutive naturals, namely, 39785756114 + ... + 39785756145.

It is an arithmetic number, because the mean of its divisors is an integer number (246671688006).

Almost surely, 2^{1273144196144} is an apocalyptic number.

It is an amenable number.

1273144196144 is a deficient number, since it is larger than the sum of its proper divisors (1193572683916).

1273144196144 is an equidigital number, since it uses as much as digits as its factorization.

1273144196144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79571512267 (or 79571512261 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The spelling of 1273144196144 in words is "one trillion, two hundred seventy-three billion, one hundred forty-four million, one hundred ninety-six thousand, one hundred forty-four".