77875130678 has 8 divisors (see below), whose sum is σ = 119298072672. Its totient is φ = 38109106456.

The previous prime is 77875130647. The next prime is 77875130689. The reversal of 77875130678 is 87603157877.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414229325 + ... + 414229512.

It is an arithmetic number, because the mean of its divisors is an integer number (14912259084).

Almost surely, 2^77875130678 is an apocalyptic number.

77875130678 is a deficient number, since it is larger than the sum of its proper divisors (41422941994).

77875130678 is a wasteful number, since it uses less digits than its factorization.

77875130678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828458886.

The product of its (nonzero) digits is 13829760, while the sum is 59.

The spelling of 77875130678 in words is "seventy-seven billion, eight hundred seventy-five million, one hundred thirty thousand, six hundred seventy-eight".