1306861267080 has 64 divisors (see below), whose sum is σ = 3920708188800. Its totient is φ = 348485281280.

The previous prime is 1306861267057. The next prime is 1306861267087. The reversal of 1306861267080 is 807621686031.

It is not an unprimeable number, because it can be changed into a prime (1306861267087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4054501 + ... + 4364939.

It is an arithmetic number, because the mean of its divisors is an integer number (61261065450).

Almost surely, 2^{1306861267080} is an apocalyptic number.

1306861267080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1306861267080 is an abundant number, since it is smaller than the sum of its proper divisors (2613846921720).

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

1306861267080 is a wasteful number, since it uses less digits than its factorization.

1306861267080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345534 (or 345530 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 1306861267080 in words is "one trillion, three hundred six billion, eight hundred sixty-one million, two hundred sixty-seven thousand, eighty".