126330011665 has 64 divisors (see below), whose sum is σ = 182144712960. Its totient is φ = 82903080960.

The previous prime is 126330011659. The next prime is 126330011711. The reversal of 126330011665 is 566110033621.

It is not a de Polignac number, because 126330011665 - 2³ = 126330011657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126330011665.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5887326 + ... + 5908744.

It is an arithmetic number, because the mean of its divisors is an integer number (2846011140).

Almost surely, 2^126330011665 is an apocalyptic number.

It is an amenable number.

126330011665 is a deficient number, since it is larger than the sum of its proper divisors (55814701295).

126330011665 is a wasteful number, since it uses less digits than its factorization.

126330011665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21634.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 126330011665 in words is "one hundred twenty-six billion, three hundred thirty million, eleven thousand, six hundred sixty-five".