77968059634 has 8 divisors (see below), whose sum is σ = 123107462640. Its totient is φ = 36932238756.

The previous prime is 77968059619. The next prime is 77968059641. The reversal of 77968059634 is 43695086977.

It is a happy number.

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

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, 1025895484 + ... + 1025895559.

It is an arithmetic number, because the mean of its divisors is an integer number (15388432830).

Almost surely, 2^77968059634 is an apocalyptic number.

77968059634 is a deficient number, since it is larger than the sum of its proper divisors (45139403006).

77968059634 is a wasteful number, since it uses less digits than its factorization.

77968059634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051791064.

The product of its (nonzero) digits is 68584320, while the sum is 64.

The spelling of 77968059634 in words is "seventy-seven billion, nine hundred sixty-eight million, fifty-nine thousand, six hundred thirty-four".