214312422404440 has 64 divisors (see below), whose sum is σ = 488812878459360. Its totient is φ = 84549891824640.

The previous prime is 214312422404393. The next prime is 214312422404441. The reversal of 214312422404440 is 44404224213412.

It is a self number, because there is not a number n which added to its sum of digits gives 214312422404440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214312422404441) 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, 411071130 + ... + 411592150.

Almost surely, 2^{214312422404440} is an apocalyptic number.

214312422404440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214312422404440 is an abundant number, since it is smaller than the sum of its proper divisors (274500456054920).

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

214312422404440 is a wasteful number, since it uses less digits than its factorization.

214312422404440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661972 (or 661968 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 37.

Adding to 214312422404440 its reverse (44404224213412), we get a palindrome (258716646617852).

The spelling of 214312422404440 in words is "two hundred fourteen trillion, three hundred twelve billion, four hundred twenty-two million, four hundred four thousand, four hundred forty".