20400141431324 has 24 divisors (see below), whose sum is σ = 35722210794480. Its totient is φ = 10193797347584.

The previous prime is 20400141431317. The next prime is 20400141431389. The reversal of 20400141431324 is 42313414100402.

20400141431324 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44356532 + ... + 44814084.

It is an arithmetic number, because the mean of its divisors is an integer number (1488425449770).

Almost surely, 2^{20400141431324} is an apocalyptic number.

It is an amenable number.

20400141431324 is a deficient number, since it is larger than the sum of its proper divisors (15322069363156).

20400141431324 is a wasteful number, since it uses less digits than its factorization.

20400141431324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464389 (or 464387 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 20400141431324 its reverse (42313414100402), we get a palindrome (62713555531726).

The spelling of 20400141431324 in words is "twenty trillion, four hundred billion, one hundred forty-one million, four hundred thirty-one thousand, three hundred twenty-four".