306940627778 has 8 divisors (see below), whose sum is σ = 480428808768. Its totient is φ = 146797691524.

The previous prime is 306940627757. The next prime is 306940627781. The reversal of 306940627778 is 877726049603.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3336311126 + ... + 3336311217.

It is an arithmetic number, because the mean of its divisors is an integer number (60053601096).

Almost surely, 2^306940627778 is an apocalyptic number.

306940627778 is a deficient number, since it is larger than the sum of its proper divisors (173488180990).

306940627778 is a wasteful number, since it uses less digits than its factorization.

306940627778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6672622368.

The product of its (nonzero) digits is 21337344, while the sum is 59.

The spelling of 306940627778 in words is "three hundred six billion, nine hundred forty million, six hundred twenty-seven thousand, seven hundred seventy-eight".