20406040532200 has 96 divisors (see below), whose sum is σ = 47550541392000. Its totient is φ = 8144100599040.

The previous prime is 20406040532197. The next prime is 20406040532221. The reversal of 20406040532200 is 223504060402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 603765702 + ... + 603799498.

It is an arithmetic number, because the mean of its divisors is an integer number (495318139500).

Almost surely, 2^{20406040532200} is an apocalyptic number.

20406040532200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20406040532200 is an abundant number, since it is smaller than the sum of its proper divisors (27144500859800).

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

20406040532200 is a wasteful number, since it uses less digits than its factorization.

20406040532200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40499 (or 40490 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 20406040532200 its reverse (223504060402), we get a palindrome (20629544592602).

The spelling of 20406040532200 in words is "twenty trillion, four hundred six billion, forty million, five hundred thirty-two thousand, two hundred".