40120034322 has 16 divisors (see below), whose sum is σ = 82106117280. Its totient is φ = 13062336672.

The previous prime is 40120034309. The next prime is 40120034329. The reversal of 40120034322 is 22343002104.

It is not an unprimeable number, because it can be changed into a prime (40120034329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77751747 + ... + 77752262.

It is an arithmetic number, because the mean of its divisors is an integer number (5131632330).

Almost surely, 2^40120034322 is an apocalyptic number.

40120034322 is an abundant number, since it is smaller than the sum of its proper divisors (41986082958).

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

40120034322 is a wasteful number, since it uses less digits than its factorization.

40120034322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155504057.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 40120034322 its reverse (22343002104), we get a palindrome (62463036426).

The spelling of 40120034322 in words is "forty billion, one hundred twenty million, thirty-four thousand, three hundred twenty-two".