214042140340 has 48 divisors (see below), whose sum is σ = 531414979200. Its totient is φ = 70855327872.

The previous prime is 214042140331. The next prime is 214042140353. The reversal of 214042140340 is 43041240412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26355810 + ... + 26363929.

It is an arithmetic number, because the mean of its divisors is an integer number (11071145400).

Almost surely, 2^214042140340 is an apocalyptic number.

214042140340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214042140340 is an abundant number, since it is smaller than the sum of its proper divisors (317372838860).

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

214042140340 is a wasteful number, since it uses less digits than its factorization.

214042140340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52719784 (or 52719782 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 214042140340 its reverse (43041240412), we get a palindrome (257083380752).

The spelling of 214042140340 in words is "two hundred fourteen billion, forty-two million, one hundred forty thousand, three hundred forty".