306216406241652 has 12 divisors (see below), whose sum is σ = 714504947897216. Its totient is φ = 102072135413880.

The previous prime is 306216406241527. The next prime is 306216406241689. The reversal of 306216406241652 is 256142604612603.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12759016926724 + ... + 12759016926747.

Almost surely, 2^{306216406241652} is an apocalyptic number.

It is an amenable number.

306216406241652 is an abundant number, since it is smaller than the sum of its proper divisors (408288541655564).

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

306216406241652 is a wasteful number, since it uses less digits than its factorization.

306216406241652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25518033853478 (or 25518033853476 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 306216406241652 in words is "three hundred six trillion, two hundred sixteen billion, four hundred six million, two hundred forty-one thousand, six hundred fifty-two".