40455201543220 has 48 divisors (see below), whose sum is σ = 86933682823680. Its totient is φ = 15805382173056.

The previous prime is 40455201543209. The next prime is 40455201543271. The reversal of 40455201543220 is 2234510255404.

40455201543220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40455201543220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37644669 + ... + 38704411.

It is an arithmetic number, because the mean of its divisors is an integer number (1811118392160).

Almost surely, 2^{40455201543220} is an apocalyptic number.

It is an amenable number.

40455201543220 is an abundant number, since it is smaller than the sum of its proper divisors (46478481280460).

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

40455201543220 is a wasteful number, since it uses less digits than its factorization.

40455201543220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104184 (or 1104182 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 40455201543220 its reverse (2234510255404), we get a palindrome (42689711798624).

The spelling of 40455201543220 in words is "forty trillion, four hundred fifty-five billion, two hundred one million, five hundred forty-three thousand, two hundred twenty".