1268747335960 has 64 divisors (see below), whose sum is σ = 3074970235680. Its totient is φ = 468354216960.

The previous prime is 1268747335939. The next prime is 1268747336023. The reversal of 1268747335960 is 695337478621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2034619 + ... + 2584021.

It is a 1-persistent number, because it is pandigital, but 2⋅1268747335960 = 2537494671920 is not.

Almost surely, 2^{1268747335960} is an apocalyptic number.

1268747335960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1268747335960 is an abundant number, since it is smaller than the sum of its proper divisors (1806222899720).

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

1268747335960 is a wasteful number, since it uses less digits than its factorization.

1268747335960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553868 (or 553864 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 61.

The spelling of 1268747335960 in words is "one trillion, two hundred sixty-eight billion, seven hundred forty-seven million, three hundred thirty-five thousand, nine hundred sixty".