20401110006 has 16 divisors (see below), whose sum is σ = 40803711024. Its totient is φ = 6800121504.

The previous prime is 20401109999. The next prime is 20401110011. The reversal of 20401110006 is 60001110402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202380 + ... + 285936.

It is an arithmetic number, because the mean of its divisors is an integer number (2550231939).

Almost surely, 2^20401110006 is an apocalyptic number.

20401110006 is an abundant number, since it is smaller than the sum of its proper divisors (20402601018).

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

20401110006 is a wasteful number, since it uses less digits than its factorization.

20401110006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124255.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20401110006 its reverse (60001110402), we get a palindrome (80402220408).

The spelling of 20401110006 in words is "twenty billion, four hundred one million, one hundred ten thousand, six".