1271061408360 has 64 divisors (see below), whose sum is σ = 3813258876480. Its totient is φ = 338943073280.

The previous prime is 1271061408307. The next prime is 1271061408377. The reversal of 1271061408360 is 638041601721.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10876399 + ... + 10992641.

It is an arithmetic number, because the mean of its divisors is an integer number (59582169945).

Almost surely, 2^{1271061408360} is an apocalyptic number.

1271061408360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1271061408360 is an abundant number, since it is smaller than the sum of its proper divisors (2542197468120).

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

1271061408360 is a wasteful number, since it uses less digits than its factorization.

1271061408360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207378 (or 207374 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 1271061408360 in words is "one trillion, two hundred seventy-one billion, sixty-one million, four hundred eight thousand, three hundred sixty".