1305423066126 has 16 divisors (see below), whose sum is σ = 2610924361344. Its totient is φ = 435127983864.

The previous prime is 1305423066107. The next prime is 1305423066127. The reversal of 1305423066126 is 6216603245031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305423066127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3041490 + ... + 3444053.

It is an arithmetic number, because the mean of its divisors is an integer number (163182772584).

Almost surely, 2^{1305423066126} is an apocalyptic number.

1305423066126 is an abundant number, since it is smaller than the sum of its proper divisors (1305501295218).

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

1305423066126 is a wasteful number, since it uses less digits than its factorization.

1305423066126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519095.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 1305423066126 in words is "one trillion, three hundred five billion, four hundred twenty-three million, sixty-six thousand, one hundred twenty-six".