306421486742 has 16 divisors (see below), whose sum is σ = 533134187520. Its totient is φ = 129363441768.

The previous prime is 306421486663. The next prime is 306421486781. The reversal of 306421486742 is 247684124603.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 163336742 + ... + 163338617.

It is an arithmetic number, because the mean of its divisors is an integer number (33320886720).

Almost surely, 2^306421486742 is an apocalyptic number.

306421486742 is a deficient number, since it is larger than the sum of its proper divisors (226712700778).

306421486742 is a wasteful number, since it uses less digits than its factorization.

306421486742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326675435.

The product of its (nonzero) digits is 1548288, while the sum is 47.

The spelling of 306421486742 in words is "three hundred six billion, four hundred twenty-one million, four hundred eighty-six thousand, seven hundred forty-two".