1306113566506 has 32 divisors (see below), whose sum is σ = 2242933608960. Its totient is φ = 558793263600.

The previous prime is 1306113566467. The next prime is 1306113566509. The reversal of 1306113566506 is 6056653116031.

It is a super-2 number, since 2×1306113566506² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1306113566509) 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, 21749101 + ... + 21809071.

It is an arithmetic number, because the mean of its divisors is an integer number (70091675280).

Almost surely, 2^{1306113566506} is an apocalyptic number.

1306113566506 is a deficient number, since it is larger than the sum of its proper divisors (936820042454).

1306113566506 is a wasteful number, since it uses less digits than its factorization.

1306113566506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62650.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 1306113566506 in words is "one trillion, three hundred six billion, one hundred thirteen million, five hundred sixty-six thousand, five hundred six".