307208146864 has 20 divisors (see below), whose sum is σ = 595401367320. Its totient is φ = 153556181120.

The previous prime is 307208146831. The next prime is 307208146909. The reversal of 307208146864 is 468641802703.

It is a super-2 number, since 2×307208146864² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2940322 + ... + 3043009.

It is an arithmetic number, because the mean of its divisors is an integer number (29770068366).

Almost surely, 2^307208146864 is an apocalyptic number.

It is an amenable number.

307208146864 is a deficient number, since it is larger than the sum of its proper divisors (288193220456).

307208146864 is a wasteful number, since it uses less digits than its factorization.

307208146864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5986548 (or 5986542 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 307208146864 in words is "three hundred seven billion, two hundred eight million, one hundred forty-six thousand, eight hundred sixty-four".