1263753212848 has 320 divisors, whose sum is σ = 3034548633600. Its totient is φ = 497919052800.

The previous prime is 1263753212819. The next prime is 1263753212861. The reversal of 1263753212848 is 8482123573621.

It is a super-2 number, since 2×1263753212848² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1263753212795 and 1263753212804.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4465558915 + ... + 4465559197.

It is an arithmetic number, because the mean of its divisors is an integer number (9482964480).

Almost surely, 2^{1263753212848} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1263753212848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1517274316800).

1263753212848 is an abundant number, since it is smaller than the sum of its proper divisors (1770795420752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1263753212848 is a wasteful number, since it uses less digits than its factorization.

1263753212848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760 (or 754 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 52.

The spelling of 1263753212848 in words is "one trillion, two hundred sixty-three billion, seven hundred fifty-three million, two hundred twelve thousand, eight hundred forty-eight".