40105434022 has 4 divisors (see below), whose sum is σ = 60158151036. Its totient is φ = 20052717010.

The previous prime is 40105433993. The next prime is 40105434037. The reversal of 40105434022 is 22043450104.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026358504 + ... + 10026358507.

It is an arithmetic number, because the mean of its divisors is an integer number (15039537759).

Almost surely, 2^40105434022 is an apocalyptic number.

40105434022 is a deficient number, since it is larger than the sum of its proper divisors (20052717014).

40105434022 is a wasteful number, since it uses less digits than its factorization.

40105434022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20052717013.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 40105434022 its reverse (22043450104), we get a palindrome (62148884126).

The spelling of 40105434022 in words is "forty billion, one hundred five million, four hundred thirty-four thousand, twenty-two".