40144202321302 has 8 divisors (see below), whose sum is σ = 60291857190096. Its totient is φ = 20046916591272.

The previous prime is 40144202321263. The next prime is 40144202321309. The reversal of 40144202321302 is 20312320244104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40144202321302² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40144202321309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12592282698 + ... + 12592285885.

It is an arithmetic number, because the mean of its divisors is an integer number (7536482148762).

Almost surely, 2^{40144202321302} is an apocalyptic number.

40144202321302 is a deficient number, since it is larger than the sum of its proper divisors (20147654868794).

40144202321302 is a wasteful number, since it uses less digits than its factorization.

40144202321302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25184569382.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40144202321302 its reverse (20312320244104), we get a palindrome (60456522565406).

The spelling of 40144202321302 in words is "forty trillion, one hundred forty-four billion, two hundred two million, three hundred twenty-one thousand, three hundred two".