20406426110 has 128 divisors (see below), whose sum is σ = 45597081600. Its totient is φ = 6426086400.

The previous prime is 20406426101. The next prime is 20406426133. The reversal of 20406426110 is 1162460402.

It is a self number, because there is not a number n which added to its sum of digits gives 20406426110.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 3288791 + ... + 3294989.

It is an arithmetic number, because the mean of its divisors is an integer number (356227200).

Almost surely, 2^20406426110 is an apocalyptic number.

20406426110 is an abundant number, since it is smaller than the sum of its proper divisors (25190655490).

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

20406426110 is a wasteful number, since it uses less digits than its factorization.

20406426110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6322.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 20406426110 its reverse (1162460402), we get a palindrome (21568886512).

The spelling of 20406426110 in words is "twenty billion, four hundred six million, four hundred twenty-six thousand, one hundred ten".