26162165430643 has 32 divisors (see below), whose sum is σ = 30082412102400. Its totient is φ = 22502217830400.

The previous prime is 26162165430601. The next prime is 26162165430671. The reversal of 26162165430643 is 34603456126162.

It is a de Polignac number, because none of the positive numbers 2^k-26162165430643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26162165430683) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1361256088 + ... + 1361275306.

It is an arithmetic number, because the mean of its divisors is an integer number (940075378200).

Almost surely, 2^{26162165430643} is an apocalyptic number.

26162165430643 is a deficient number, since it is larger than the sum of its proper divisors (3920246671757).

26162165430643 is a wasteful number, since it uses less digits than its factorization.

26162165430643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27523.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 26162165430643 in words is "twenty-six trillion, one hundred sixty-two billion, one hundred sixty-five million, four hundred thirty thousand, six hundred forty-three".