307727928207 has 12 divisors (see below), whose sum is σ = 507995310160. Its totient is φ = 175844530368.

The previous prime is 307727928203. The next prime is 307727928247. The reversal of 307727928207 is 702829727703.

It is a happy number.

It is not a de Polignac number, because 307727928207 - 2² = 307727928203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (307727928203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2442285082 + ... + 2442285207.

Almost surely, 2^307727928207 is an apocalyptic number.

307727928207 is a deficient number, since it is larger than the sum of its proper divisors (200267381953).

307727928207 is a wasteful number, since it uses less digits than its factorization.

307727928207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884570302 (or 4884570299 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 54.

The spelling of 307727928207 in words is "three hundred seven billion, seven hundred twenty-seven million, nine hundred twenty-eight thousand, two hundred seven".