1263712471744 has 28 divisors (see below), whose sum is σ = 2508708748384. Its totient is φ = 631596881664.

The previous prime is 1263712471691. The next prime is 1263712471759. The reversal of 1263712471744 is 4471742173621.

It is a super-2 number, since 2×1263712471744² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3895224 + ... + 4207159.

Almost surely, 2^{1263712471744} is an apocalyptic number.

It is an amenable number.

1263712471744 is a deficient number, since it is larger than the sum of its proper divisors (1244996276640).

1263712471744 is an equidigital number, since it uses as much as digits as its factorization.

1263712471744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8104832 (or 8104822 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 49.

The spelling of 1263712471744 in words is "one trillion, two hundred sixty-three billion, seven hundred twelve million, four hundred seventy-one thousand, seven hundred forty-four".