40220255534 has 16 divisors (see below), whose sum is σ = 60438030000. Its totient is φ = 20074279680.

The previous prime is 40220255531. The next prime is 40220255539. The reversal of 40220255534 is 43555202204.

It is a self number, because there is not a number n which added to its sum of digits gives 40220255534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40220255531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2722949 + ... + 2737679.

It is an arithmetic number, because the mean of its divisors is an integer number (3777376875).

Almost surely, 2^40220255534 is an apocalyptic number.

40220255534 is a deficient number, since it is larger than the sum of its proper divisors (20217774466).

40220255534 is a wasteful number, since it uses less digits than its factorization.

40220255534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17075.

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 40220255534 its reverse (43555202204), we get a palindrome (83775457738).

The spelling of 40220255534 in words is "forty billion, two hundred twenty million, two hundred fifty-five thousand, five hundred thirty-four".