1305605036452 has 12 divisors (see below), whose sum is σ = 2291711561776. Its totient is φ = 650830304520.

The previous prime is 1305605036419. The next prime is 1305605036537. The reversal of 1305605036452 is 2546305065031.

It is a super-2 number, since 2×1305605036452² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493051938 + ... + 493054585.

Almost surely, 2^{1305605036452} is an apocalyptic number.

It is an amenable number.

1305605036452 is a deficient number, since it is larger than the sum of its proper divisors (986106525324).

1305605036452 is a wasteful number, since it uses less digits than its factorization.

1305605036452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986106858 (or 986106856 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 1305605036452 in words is "one trillion, three hundred five billion, six hundred five million, thirty-six thousand, four hundred fifty-two".