32001400140021 has 32 divisors (see below), whose sum is σ = 52142670558720. Its totient is φ = 19274165704512.

The previous prime is 32001400139981. The next prime is 32001400140131. The reversal of 32001400140021 is 12004100410023.

32001400140021 is a `hidden beast` number, since 3 + 200 + 1 + 40 + 0 + 1 + 400 + 21 = 666.

It is not a de Polignac number, because 32001400140021 - 2³⁰ = 32000326398197 is a prime.

It is a super-2 number, since 2×32001400140021² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32001400139976 and 32001400140003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32001400147021) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 969899250 + ... + 969932243.

It is an arithmetic number, because the mean of its divisors is an integer number (1629458454960).

Almost surely, 2^{32001400140021} is an apocalyptic number.

It is an amenable number.

32001400140021 is a deficient number, since it is larger than the sum of its proper divisors (20141270418699).

32001400140021 is a wasteful number, since it uses less digits than its factorization.

32001400140021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939831562 (or 1939831556 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 32001400140021 its reverse (12004100410023), we get a palindrome (44005500550044).

The spelling of 32001400140021 in words is "thirty-two trillion, one billion, four hundred million, one hundred forty thousand, twenty-one".