40020200555 has 16 divisors (see below), whose sum is σ = 50606359200. Its totient is φ = 30298383360.

The previous prime is 40020200533. The next prime is 40020200581. The reversal of 40020200555 is 55500202004.

40020200555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-40020200555 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40020200555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138476 + ... + 314985.

It is an arithmetic number, because the mean of its divisors is an integer number (3162897450).

Almost surely, 2^40020200555 is an apocalyptic number.

40020200555 is a deficient number, since it is larger than the sum of its proper divisors (10586158645).

40020200555 is a wasteful number, since it uses less digits than its factorization.

40020200555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454414.

The product of its (nonzero) digits is 2000, while the sum is 23.

Adding to 40020200555 its reverse (55500202004), we get a palindrome (95520402559).

The spelling of 40020200555 in words is "forty billion, twenty million, two hundred thousand, five hundred fifty-five".