20260503425605 has 16 divisors (see below), whose sum is σ = 24971106251520. Its totient is φ = 15769450602432.

The previous prime is 20260503425587. The next prime is 20260503425609. The reversal of 20260503425605 is 50652430506202.

It is a cyclic number.

It is not a de Polignac number, because 20260503425605 - 2¹⁵ = 20260503392837 is a prime.

It is a super-3 number, since 3×20260503425605³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20260503425609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226356 + ... + 6369634.

It is an arithmetic number, because the mean of its divisors is an integer number (1560694140720).

Almost surely, 2^{20260503425605} is an apocalyptic number.

It is an amenable number.

20260503425605 is a deficient number, since it is larger than the sum of its proper divisors (4710602825915).

20260503425605 is a wasteful number, since it uses less digits than its factorization.

20260503425605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161148.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 20260503425605 in words is "twenty trillion, two hundred sixty billion, five hundred three million, four hundred twenty-five thousand, six hundred five".