5665430266026 has 16 divisors (see below), whose sum is σ = 11330902298784. Its totient is φ = 1888469794224.

The previous prime is 5665430266021. The next prime is 5665430266033. The reversal of 5665430266026 is 6206620345665.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5665430266026.

It is not an unprimeable number, because it can be changed into a prime (5665430266021) 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, 187341 + ... + 3371343.

It is an arithmetic number, because the mean of its divisors is an integer number (708181393674).

Almost surely, 2^{5665430266026} is an apocalyptic number.

5665430266026 is an abundant number, since it is smaller than the sum of its proper divisors (5665472032758).

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

5665430266026 is a wasteful number, since it uses less digits than its factorization.

5665430266026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3480565.

The product of its (nonzero) digits is 9331200, while the sum is 51.

The spelling of 5665430266026 in words is "five trillion, six hundred sixty-five billion, four hundred thirty million, two hundred sixty-six thousand, twenty-six".