40035420220 has 24 divisors (see below), whose sum is σ = 88499350800. Its totient is φ = 15171316992.

The previous prime is 40035420203. The next prime is 40035420221. The reversal of 40035420220 is 2202453004.

It is a junction number, because it is equal to n+sod(n) for n = 40035420191 and 40035420200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40035420221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52677805 + ... + 52678564.

It is an arithmetic number, because the mean of its divisors is an integer number (3687472950).

Almost surely, 2^40035420220 is an apocalyptic number.

It is an amenable number.

40035420220 is an abundant number, since it is smaller than the sum of its proper divisors (48463930580).

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

40035420220 is a wasteful number, since it uses less digits than its factorization.

40035420220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105356397 (or 105356395 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 40035420220 its reverse (2202453004), we get a palindrome (42237873224).

The spelling of 40035420220 in words is "forty billion, thirty-five million, four hundred twenty thousand, two hundred twenty".