306162371668 has 6 divisors (see below), whose sum is σ = 535784150426. Its totient is φ = 153081185832.

The previous prime is 306162371651. The next prime is 306162371677. The reversal of 306162371668 is 866173261603.

It can be written as a sum of positive squares in only one way, i.e., 252102401604 + 54059970064 = 502098^2 + 232508^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38270296455 + ... + 38270296462.

Almost surely, 2^306162371668 is an apocalyptic number.

It is an amenable number.

306162371668 is a deficient number, since it is larger than the sum of its proper divisors (229621778758).

306162371668 is a wasteful number, since it uses less digits than its factorization.

306162371668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76540592921 (or 76540592919 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 306162371668 in words is "three hundred six billion, one hundred sixty-two million, three hundred seventy-one thousand, six hundred sixty-eight".