20260103618 has 16 divisors (see below), whose sum is σ = 31387724856. Its totient is φ = 9802765440.

The previous prime is 20260103609. The next prime is 20260103623. The reversal of 20260103618 is 81630106202.

It can be written as a sum of positive squares in 4 ways, for example, as 18997935889 + 1262167729 = 137833^2 + 35527^2 .

It is a super-2 number, since 2×20260103618² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1301393 + ... + 1316868.

Almost surely, 2^20260103618 is an apocalyptic number.

20260103618 is a deficient number, since it is larger than the sum of its proper divisors (11127621238).

20260103618 is a wasteful number, since it uses less digits than its factorization.

20260103618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618389.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 20260103618 in words is "twenty billion, two hundred sixty million, one hundred three thousand, six hundred eighteen".