77788855780483 has 8 divisors (see below), whose sum is σ = 78608550525120. Its totient is φ = 76972583561640.

The previous prime is 77788855780439. The next prime is 77788855780543. The reversal of 77788855780483 is 38408755888777.

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

It is a cyclic number.

It is not a de Polignac number, because 77788855780483 - 2²⁵ = 77788822226051 is a prime.

It is a super-2 number, since 2×77788855780483² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 77788855780483.

It is not an unprimeable number, because it can be changed into a prime (77788855700483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 855585753 + ... + 855676666.

It is an arithmetic number, because the mean of its divisors is an integer number (9826068815640).

Almost surely, 2^{77788855780483} is an apocalyptic number.

77788855780483 is a deficient number, since it is larger than the sum of its proper divisors (819694744637).

77788855780483 is a wasteful number, since it uses less digits than its factorization.

77788855780483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711262897.

The product of its (nonzero) digits is 23602790400, while the sum is 85.

The spelling of 77788855780483 in words is "seventy-seven trillion, seven hundred eighty-eight billion, eight hundred fifty-five million, seven hundred eighty thousand, four hundred eighty-three".