77086225751928 has 64 divisors (see below), whose sum is σ = 198184100073120. Its totient is φ = 24971147673600.

The previous prime is 77086225751917. The next prime is 77086225751947. The reversal of 77086225751928 is 82915752268077.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152158903 + ... + 152664678.

Almost surely, 2^{77086225751928} is an apocalyptic number.

It is an amenable number.

77086225751928 is an abundant number, since it is smaller than the sum of its proper divisors (121097874321192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77086225751928 is a wasteful number, since it uses less digits than its factorization.

77086225751928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304823888 (or 304823884 counting only the distinct ones).

The product of its (nonzero) digits is 237081600, while the sum is 69.

The spelling of 77086225751928 in words is "seventy-seven trillion, eighty-six billion, two hundred twenty-five million, seven hundred fifty-one thousand, nine hundred twenty-eight".