26021375422603 has 6 divisors (see below), whose sum is σ = 28602007696052. Its totient is φ = 23655795838620.

The previous prime is 26021375422597. The next prime is 26021375422613. The reversal of 26021375422603 is 30622457312062.

It is not a de Polignac number, because 26021375422603 - 2⁴¹ = 23822352167051 is a prime.

It is a super-2 number, since 2×26021375422603² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26021375422603.

It is not an unprimeable number, because it can be changed into a prime (26021375422613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 107526344601 + ... + 107526344842.

Almost surely, 2^{26021375422603} is an apocalyptic number.

26021375422603 is a deficient number, since it is larger than the sum of its proper divisors (2580632273449).

26021375422603 is a wasteful number, since it uses less digits than its factorization.

26021375422603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215052689465 (or 215052689454 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 26021375422603 in words is "twenty-six trillion, twenty-one billion, three hundred seventy-five million, four hundred twenty-two thousand, six hundred three".