1301326242660 has 36 divisors (see below), whose sum is σ = 3947356269948. Its totient is φ = 347020331328.

The previous prime is 1301326242631. The next prime is 1301326242691. The reversal of 1301326242660 is 662426231031.

1301326242660 is a `hidden beast` number, since 1 + 3 + 0 + 1 + 3 + 2 + 624 + 26 + 6 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 688199658084 + 613126584576 = 829578^2 + 783024^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3614794939 + ... + 3614795298.

Almost surely, 2^{1301326242660} is an apocalyptic number.

1301326242660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1301326242660 is an abundant number, since it is smaller than the sum of its proper divisors (2646030027288).

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

1301326242660 is a wasteful number, since it uses less digits than its factorization.

1301326242660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7229590252 (or 7229590247 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 1301326242660 in words is "one trillion, three hundred one billion, three hundred twenty-six million, two hundred forty-two thousand, six hundred sixty".