77786110537468 has 12 divisors (see below), whose sum is σ = 136128031291672. Its totient is φ = 38892387311280.

The previous prime is 77786110537453. The next prime is 77786110537489. The reversal of 77786110537468 is 86473501168777.

It is a junction number, because it is equal to n+sod(n) for n = 77786110537397 and 77786110537406.

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, 166727298 + ... + 167193193.

Almost surely, 2^{77786110537468} is an apocalyptic number.

It is an amenable number.

77786110537468 is a deficient number, since it is larger than the sum of its proper divisors (58341920754204).

77786110537468 is a wasteful number, since it uses less digits than its factorization.

77786110537468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333978732 (or 333978730 counting only the distinct ones).

The product of its (nonzero) digits is 331914240, while the sum is 70.

The spelling of 77786110537468 in words is "seventy-seven trillion, seven hundred eighty-six billion, one hundred ten million, five hundred thirty-seven thousand, four hundred sixty-eight".