77534893118 has 8 divisors (see below), whose sum is σ = 116676303120. Its totient is φ = 38642792080.

The previous prime is 77534893091. The next prime is 77534893141. The reversal of 77534893118 is 81139843577.

It is a happy number.

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, 62326463 + ... + 62327706.

It is an arithmetic number, because the mean of its divisors is an integer number (14584537890).

Almost surely, 2^77534893118 is an apocalyptic number.

77534893118 is a deficient number, since it is larger than the sum of its proper divisors (39141410002).

77534893118 is a wasteful number, since it uses less digits than its factorization.

77534893118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124654482.

The product of its digits is 5080320, while the sum is 56.

The spelling of 77534893118 in words is "seventy-seven billion, five hundred thirty-four million, eight hundred ninety-three thousand, one hundred eighteen".