40204422402 has 32 divisors (see below), whose sum is σ = 81625828032. Its totient is φ = 13198726464.

The previous prime is 40204422383. The next prime is 40204422409. The reversal of 40204422402 is 20422440204.

It is not an unprimeable number, because it can be changed into a prime (40204422409) 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 15 ways as a sum of consecutive naturals, for example, 3111868 + ... + 3124760.

It is an arithmetic number, because the mean of its divisors is an integer number (2550807126).

Almost surely, 2^40204422402 is an apocalyptic number.

40204422402 is an abundant number, since it is smaller than the sum of its proper divisors (41421405630).

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

40204422402 is a wasteful number, since it uses less digits than its factorization.

40204422402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20722.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 40204422402 its reverse (20422440204), we get a palindrome (60626862606).

The spelling of 40204422402 in words is "forty billion, two hundred four million, four hundred twenty-two thousand, four hundred two".