306216226142406 has 40 divisors (see below), whose sum is σ = 686216756009664. Its totient is φ = 102062319289200.

The previous prime is 306216226142369. The next prime is 306216226142413. The reversal of 306216226142406 is 604241622612603.

It is a happy number.

306216226142406 is a `hidden beast` number, since 3 + 0 + 6 + 2 + 1 + 6 + 2 + 2 + 614 + 24 + 0 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 88633945 + ... + 92023956.

Almost surely, 2^{306216226142406} is an apocalyptic number.

306216226142406 is an abundant number, since it is smaller than the sum of its proper divisors (380000529867258).

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

306216226142406 is a wasteful number, since it uses less digits than its factorization.

306216226142406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180668378 (or 180668369 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 306216226142406 in words is "three hundred six trillion, two hundred sixteen billion, two hundred twenty-six million, one hundred forty-two thousand, four hundred six".