140223404000421 has 16 divisors (see below), whose sum is σ = 237415287196800. Its totient is φ = 80127659428704.

The previous prime is 140223404000401. The next prime is 140223404000479. The reversal of 140223404000421 is 124000404322041.

140223404000421 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 234 + 0 + 4 + 0 + 0 + 0 + 421 = 666.

140223404000421 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140223404000421 - 2⁵ = 140223404000389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140223404000401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370961386056 + ... + 370961386433.

It is an arithmetic number, because the mean of its divisors is an integer number (14838455449800).

Almost surely, 2^{140223404000421} is an apocalyptic number.

It is an amenable number.

140223404000421 is a deficient number, since it is larger than the sum of its proper divisors (97191883196379).

140223404000421 is an equidigital number, since it uses as much as digits as its factorization.

140223404000421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741922772505 (or 741922772499 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 140223404000421 its reverse (124000404322041), we get a palindrome (264223808322462).

The spelling of 140223404000421 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred four million, four hundred twenty-one", and thus it is an aban number.