214043432140 has 24 divisors (see below), whose sum is σ = 469034304480. Its totient is φ = 81894878208.

The previous prime is 214043432129. The next prime is 214043432147. The reversal of 214043432140 is 41234340412.

It is a junction number, because it is equal to n+sod(n) for n = 214043432099 and 214043432108.

It is not an unprimeable number, because it can be changed into a prime (214043432147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232655445 + ... + 232656364.

It is an arithmetic number, because the mean of its divisors is an integer number (19543096020).

Almost surely, 2^214043432140 is an apocalyptic number.

214043432140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214043432140 is an abundant number, since it is smaller than the sum of its proper divisors (254990872340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214043432140 is a wasteful number, since it uses less digits than its factorization.

214043432140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465311841 (or 465311839 counting only the distinct ones).

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

Adding to 214043432140 its reverse (41234340412), we get a palindrome (255277772552).

The spelling of 214043432140 in words is "two hundred fourteen billion, forty-three million, four hundred thirty-two thousand, one hundred forty".