40031354302 has 4 divisors (see below), whose sum is σ = 60047031456. Its totient is φ = 20015677150.

The previous prime is 40031354281. The next prime is 40031354309. The reversal of 40031354302 is 20345313004.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40031354309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10007838574 + ... + 10007838577.

It is an arithmetic number, because the mean of its divisors is an integer number (15011757864).

Almost surely, 2^40031354302 is an apocalyptic number.

40031354302 is a deficient number, since it is larger than the sum of its proper divisors (20015677154).

40031354302 is a wasteful number, since it uses less digits than its factorization.

40031354302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20015677153.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 40031354302 its reverse (20345313004), we get a palindrome (60376667306).

The spelling of 40031354302 in words is "forty billion, thirty-one million, three hundred fifty-four thousand, three hundred two".