4227237205906 has 16 divisors (see below), whose sum is σ = 7449397034688. Its totient is φ = 1773665960400.

The previous prime is 4227237205901. The next prime is 4227237205969. The reversal of 4227237205906 is 6095027327224.

It is a self number, because there is not a number n which added to its sum of digits gives 4227237205906.

It is not an unprimeable number, because it can be changed into a prime (4227237205901) 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, 7390274550 + ... + 7390275121.

It is an arithmetic number, because the mean of its divisors is an integer number (465587314668).

Almost surely, 2^{4227237205906} is an apocalyptic number.

4227237205906 is a deficient number, since it is larger than the sum of its proper divisors (3222159828782).

4227237205906 is a wasteful number, since it uses less digits than its factorization.

4227237205906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14780549697.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 4227237205906 in words is "four trillion, two hundred twenty-seven billion, two hundred thirty-seven million, two hundred five thousand, nine hundred six".