214069226478 has 16 divisors (see below), whose sum is σ = 428144958336. Its totient is φ = 71355324600.

The previous prime is 214069226473. The next prime is 214069226521. The reversal of 214069226478 is 874622960412.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 214069226478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214069226473) 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, 227175 + ... + 692637.

It is an arithmetic number, because the mean of its divisors is an integer number (26759059896).

Almost surely, 2^214069226478 is an apocalyptic number.

214069226478 is an abundant number, since it is smaller than the sum of its proper divisors (214075731858).

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

214069226478 is a wasteful number, since it uses less digits than its factorization.

214069226478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542119.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 214069226478 in words is "two hundred fourteen billion, sixty-nine million, two hundred twenty-six thousand, four hundred seventy-eight".