1306056031146 has 32 divisors (see below), whose sum is σ = 2915132431680. Its totient is φ = 433434156048.

The previous prime is 1306056031129. The next prime is 1306056031151. The reversal of 1306056031146 is 6411306506031.

1306056031146 is a `hidden beast` number, since 1 + 3 + 0 + 6 + 0 + 5 + 603 + 1 + 1 + 46 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1306056031146.

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, 53261361 + ... + 53285876.

It is an arithmetic number, because the mean of its divisors is an integer number (91097888490).

Almost surely, 2^{1306056031146} is an apocalyptic number.

1306056031146 is an abundant number, since it is smaller than the sum of its proper divisors (1609076400534).

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

1306056031146 is a wasteful number, since it uses less digits than its factorization.

1306056031146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106547475 (or 106547469 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 1306056031146 in words is "one trillion, three hundred six billion, fifty-six million, thirty-one thousand, one hundred forty-six".