40001342322 has 16 divisors (see below), whose sum is σ = 80012767392. Its totient is φ = 13332100320.

The previous prime is 40001342321. The next prime is 40001342323. The reversal of 40001342322 is 22324310004.

It is an interprime number because it is at equal distance from previous prime (40001342321) and next prime (40001342323).

It is not an unprimeable number, because it can be changed into a prime (40001342321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368043 + ... + 464174.

It is an arithmetic number, because the mean of its divisors is an integer number (5000797962).

Almost surely, 2^40001342322 is an apocalyptic number.

40001342322 is an abundant number, since it is smaller than the sum of its proper divisors (40011425070).

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

40001342322 is a wasteful number, since it uses less digits than its factorization.

40001342322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840233.

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

Adding to 40001342322 its reverse (22324310004), we get a palindrome (62325652326).

The spelling of 40001342322 in words is "forty billion, one million, three hundred forty-two thousand, three hundred twenty-two".