214123940736 has 64 divisors (see below), whose sum is σ = 568860197520. Its totient is φ = 71362916352.

The previous prime is 214123940731. The next prime is 214123940753. The reversal of 214123940736 is 637049321412.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214123940731) 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, 2473806 + ... + 2558898.

Almost surely, 2^214123940736 is an apocalyptic number.

It is an amenable number.

214123940736 is an abundant number, since it is smaller than the sum of its proper divisors (354736256784).

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

214123940736 is an equidigital number, since it uses as much as digits as its factorization.

214123940736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91663 (or 91651 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 214123940736 in words is "two hundred fourteen billion, one hundred twenty-three million, nine hundred forty thousand, seven hundred thirty-six".