130005947766 has 16 divisors (see below), whose sum is σ = 260016089904. Its totient is φ = 43334616864.

The previous prime is 130005947761. The next prime is 130005947767. The reversal of 130005947766 is 667749500031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130005947761) 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, 348856 + ... + 617828.

It is an arithmetic number, because the mean of its divisors is an integer number (16251005619).

Almost surely, 2^130005947766 is an apocalyptic number.

130005947766 is an abundant number, since it is smaller than the sum of its proper divisors (130010142138).

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

130005947766 is a wasteful number, since it uses less digits than its factorization.

130005947766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349535.

The product of its (nonzero) digits is 952560, while the sum is 48.

The spelling of 130005947766 in words is "one hundred thirty billion, five million, nine hundred forty-seven thousand, seven hundred sixty-six".